登录  |  购物车(0)  |  注册    
电子元件,电子元器件深圳市创唯电子有限公司
您现在的位置: 首页 > 在线订购 > 搜索型号 HCPL-2531
搜索查看价格,货期,PDF,及最新库存

50个仓库,1500万条库存数据任选

参考价格及参考库存
  美国1号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8DIP

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SD
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SD
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SD
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531S
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531TVM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8DIP

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531TSVM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531WV
[更多]
ON Semiconductor

OPTOISO 2.5KV 2CH TRANS 8DIP

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SDM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531SDM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531VM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8DIP

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531TSR2VM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL2531TSR2VM
[更多]
ON Semiconductor

OPTOISO 5KV 2CH TRANS 8SMD

RoHS: Compliant | pbFree: Yes

搜索
查看资料
HCPL-2531
[更多]
Broadcom Limited

OPTOISO 3.75KV 2CH TRANS 8DIP

RoHS: Not Compliant | pbFree: No

搜索
查看资料
  新加坡1号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531
[更多]
ON Semiconductor

DIP8 Through Hole Dual Channel High Speed 1 MB/s Transistor Optocoupler

RoHS: Compliant | pbFree: Yes

搜索
HCPL2531SD
[更多]
ON Semiconductor

HCPL Series Dual Channel 20 V 2500 Vrms High Speed Transistor OptoCoupler

RoHS: Compliant | pbFree: Yes

搜索
  美国2号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531
[更多]
ON Semiconductor

High Speed Optocouplers DIP-8 DUAL HS PH TRN

RoHS: Compliant

搜索
HCPL-2531
[更多]
Broadcom Limited

High Speed Optocouplers 1MBd 2Ch 16mA

RoHS: Not compliant

搜索
HCPL2531SDVM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH T&R VDE

RoHS: Compliant

搜索
HCPL2531TSR2VM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH WL T&R VDE

RoHS: Compliant

搜索
HCPL2531M
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH DIP

RoHS: Compliant

搜索
HCPL2531SVM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH SMD VDE

RoHS: Compliant

搜索
HCPL2531VM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH SMD VDE

RoHS: Compliant

搜索
HCPL2531TVM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH WL DIP VDE

RoHS: Compliant

搜索
HCPL2531SM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH SMD

RoHS: Compliant

搜索
HCPL2531TSVM
[更多]
ON Semiconductor

High Speed Optocouplers 8PW 1MB 2-CH WL SMD VDE

RoHS: Compliant

搜索
HCPL2531SD
[更多]
ON Semiconductor

High Speed Optocouplers 1Mbit/s Optocoupler 2Ch HS Transistor

RoHS: Compliant

搜索
HCPL-2531-000E
[更多]
Broadcom Limited

High Speed Optocouplers 1MBd 2Ch 16mA

RoHS: Compliant

搜索
HCPL-2531-500E
[更多]
Broadcom Limited

High Speed Optocouplers 1MBd 2Ch 16mA

RoHS: Compliant

搜索
HCPL2531V
[更多]
ON Semiconductor

High Speed Optocouplers 1Mbit/s Optocoupler 2Ch HS Transistor

RoHS: Compliant

搜索
HCPL-2531-300E
[更多]
Broadcom Limited

High Speed Optocouplers 1MBd 2Ch 16mA

RoHS: Compliant

搜索
  美国3号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL-2531
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Tube - Rail/Tube (Alt: HCPL-2531)

RoHS: Not Compliant

搜索
HCPL-2531
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Tube (Alt: HCPL-2531)

RoHS: Not Compliant

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Black Bulk - Bulk (Alt: HCPL2531)

RoHS: Compliant

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Black Bulk (Alt: HCPL2531)

RoHS: Compliant

搜索
HCPL2531S
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black Bulk - Bulk (Alt: HCPL2531S)

RoHS: Compliant

搜索
HCPL-2531300
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Tube - Rail/Tube (Alt: HCPL-2531-300)

RoHS: Not Compliant

搜索
HCPL-2531-500E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD T/R - Tape and Reel (Alt: HCPL-2531-500E)

RoHS: Compliant

搜索
HCPL-2531-020E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP W Tube - Rail/Tube (Alt: HCPL-2531-020E)

RoHS: Compliant

搜索
HCPL-2531-300E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Tube - Rail/Tube (Alt: HCPL-2531-300E)

RoHS: Compliant

搜索
HCPL-2531-000E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Tube (Alt: HCPL-2531-000E)

RoHS: Compliant

搜索
HCPL-2531-300E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Tube (Alt: HCPL-2531-300E)

RoHS: Compliant

搜索
HCPL-2531-320E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Tube (Alt: HCPL-2531-320E)

RoHS: Compliant

搜索
HCPL-2531-500E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD T/R (Alt: HCPL-2531-500E)

RoHS: Compliant

搜索
HCPL-2531-520E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD T/R (Alt: HCPL-2531-520E)

RoHS: Compliant

搜索
HCPL-2531-000E
[更多]
Broadcom Limited

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Tube - Rail/Tube (Alt: HCPL-2531-000E)

RoHS: Compliant

搜索
  日本1号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531VM
[更多]
ON Semiconductor

Other semiconductors

搜索
HCPL2531TSVM
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin MDIP SMD Bag

RoHS: Compliant

搜索
HCPL2531SM
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin MDIP SMD Bag

RoHS: Compliant

搜索
HCPL2531TVM
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin MDIP Bag

RoHS: Compliant

搜索
HCPL2531S
[更多]
ON Semiconductor

Optocouplers

RoHS: Not Compliant

搜索
HCPL2531TSR2VM
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin MDIP SMD T/R

RoHS: Compliant

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocouplers

RoHS: Not Compliant

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Black Bulk

RoHS: Compliant

搜索
HCPL2531SVM
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin MDIP SMD Bag

RoHS: Compliant

搜索
HCPL2531M
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Bag

RoHS: Compliant

搜索
  美国8号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531
[更多]
Texas Instruments  

搜索
HCPL2531
[更多]
Fairchild Semiconductor Corporation  

搜索
HCPL2531S
[更多]
Fairchild Semiconductor Corporation  

搜索
HCPL2531SDM
[更多]
Fairchild Semiconductor Corporation  

搜索
HCPL2531SDV
[更多]
Fairchild Semiconductor Corporation  

搜索
HCPL2531V
[更多]
Fairchild Semiconductor Corporation  

搜索
HCPL2531WV
[更多]
Fairchild Semiconductor Corporation  

搜索
  日本2号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531VM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531VM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531TSVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531TSVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531SM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531SM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531TVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531TVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531S
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black Bulk

RoHS: Compliant

搜索
HCPL2531S
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black Bulk

RoHS: Compliant

搜索
HCPL2531TSR2VM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black T/R

RoHS: Compliant

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Bulk

RoHS: Compliant

搜索
HCPL2531SVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
HCPL2531SVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

RoHS: Compliant

搜索
  日本3号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL2531S
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black Bulk

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Bulk

搜索
HCPL2531TSVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531SVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531SM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531TVM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black T/R

搜索
HCPL2531M
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Bag

搜索
HCPL2531VM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531TSR2VM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP Bulk

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black T/R

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocoupler DC-IN 2-CH Transistor With Base DC-OUT 8-Pin PDIP SMD Black T/R

搜索
HCPL2531SDM
[更多]
ON Semiconductor

HIGH SPEED TRANSISTOR OPTOCOUP

搜索
  新加坡2号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL-2531
[更多]
ON Semiconductor

OPTOCOUPLER, DUAL, TRANSISTOR O/P

搜索
HCPL-2531-300E
[更多]
Broadcom Limited

OPTOCOUPLER, DUAL, TRANSISTOR O/P

搜索
HCPL2531SD
[更多]
ON Semiconductor

OPTOCOUPLER, TRANSISTOR, 2.5KV, SMDIP-8

搜索
HCPL2531SD
[更多]
ON Semiconductor

OPTOCOUPLER, TRANSISTOR, 2.5KV, SMDIP-8

搜索
HCPL2531.S
[更多]
ON Semiconductor

OPTOCOUPLER, DUAL, TRANSISTOR O/P

搜索
HCPL-2531-000E
[更多]
Broadcom Limited

OPTOCOUPLER, DUAL, TRANSISTOR O/P

搜索
  日本5号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL-2531-000E
[更多]
Broadcom Limited

Optocoupler Collector-emitter breakdown voltage: 20 V Operating temperature: -55...+100 °C Power supply: 30 V Approvals: UL / CSA Package: DIL-8 Data throughput: 1 MBit/s

搜索
查看资料
HCPL-2531-000E
[更多]
Broadcom Limited

Optocoupler Collector-emitter breakdown voltage: 30 V Operating temperature: -55...+100 °C Approvals: UL / CSA / VDE Package: DIL-8 Input forward current: 25 mA

搜索
查看资料
  英国7号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL-2531-000E
[更多]
Broadcom Limited

Optocoupler, THT, Channels:2, Out: transistor, 3.75kV, 1Mbps, DIP8

搜索
HCPL-2531-300E
[更多]
Broadcom Limited

Optocoupler, SMD, Channels:2, Out: transistor, 3.75kV, 1Mbps

搜索
HCPL2531
[更多]
ON Semiconductor

Optocoupler, THT, Channels:2, Out: transistor, CTR@If:19-50%@16mA

搜索
HCPL2531SD
[更多]
ON Semiconductor

Optocoupler, SMD, Channels:2, Out: transistor, 2.5kV, 1Mbps

搜索
  英国8号仓库    仓库直销,订单金额100元起订,满300元含运,满500元含税运,有单就有优惠,量大更优惠,支持原厂订货
型号 制造商 描述 操作
HCPL-2531
[更多]
Qtc

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
QTC

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Hewlett Packard Co

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Freescale Semiconductor

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Hewlett Packard Co

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Hewlett Packard Co

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Agilent Technologies Inc

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Avago Technologies

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Hewlett Packard Co

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531
[更多]
Hewlett Packard Co

Optocoupler, DC Input, Transistor Output, 2 Channel, 3KV Isolation, DIP

搜索
HCPL-2531#300
[更多]
Agilent Technologies Inc  

搜索
HCPL-2531#300
[更多]
Agilent Technologies Inc  

搜索
HCPL-2531#500
[更多]
Agilent Technologies Inc

Optocoupler, DC Input, Transistor Output, 2 Channel, 3.75KV Isolation, SO

搜索
QTC2531
[更多]
QTC

2 CHANNEL LOGIC OUTPUT OPTOCOUPLER, 1MBPS (Also Known As: HCPL-2531)

搜索
QTC2531
[更多]
Q-TECH Corporation

2 CHANNEL LOGIC OUTPUT OPTOCOUPLER, 1MBPS (Also Known As: HCPL-2531)

搜索
HCPL-2531相关搜索
 • HCPL-2531-300E  • HCPL2531SD  • HCPL2531.S  • HCPL-2531-000E  • HCPL2531  • HCPL2531S  • HCPL2531TVM  • HCPL2531TSVM  • HCPL2531WV  • HCPL2531SM  • HCPL2531SDM  • HCPL2531VM  • HCPL2531TSR2VM  • HCPL2531SVM  • HCPL-2531 HCPL-2531-000E  • HCPL-2531HCPL-2531-000E  • HCPL-2531 DIP  • HCPL-2531 SOP  • HCPL-2531#020  • HCPL-2531#300  • HCPL-2531#320  • HCPL-2531#500  • HCPL-2531#520  • HCPL-2531-000E.  • HCPL-2531-020  • HCPL-2531-020E  • HCPL-2531-300  • HCPL2531020E  • QTC2531  • HCPL2531SDV  • HCPL2531V  • HCPL-2531-360E  • HCPL2531SDVM  • HCPL-2531-560E  • HCPL-2531-320E  • HCPL-2531-500E  • HCPL2531-FSC  • HCPL2531SD#  • HCPL2531000E  • HCPL2531IP8  • HCPL2531T1  • HCPL2531#500  • HCPL2531-300  • HCPL2531.  • HCPL2531020  • HCPL2531300HP2531300  • HCPL2531500  • HCPL2531320E  • HCPL2531200  • HCPL2531560E  • HCPL2531300E  • HCPL2531DIP8LEADED  • HCPL-2531300  • HCPL-2531-520E  • HCPL2531M
会员登录 注册会员
*电子邮箱:  
*密码  
    找回密码   
电话:0755-27582171
QQ:800152669在线咨询
深圳创唯电子深圳分站
Copyright(C) 2011-2021 Szcwdz.com 创唯电子 版权所有 备案号:粤ICP备11103613号 网站地图
专注电子元件代理销售 QQ:800152669 电子邮件:sales@szcwdz.com  电话:400-900-3095