GB/T42673-2023

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IEC60332-3-21:2018

电缆在火焰条件下的燃烧试验第3-21部分:垂直安装的成束电线或电缆的垂直火焰蔓延试验AF/R类Tests on electric and optical fibre cables under fire conditions - Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires or cable

GB/T2400-2014

阳离子染料染腈纶时配伍指数的测定

GB/T24521-2018

炭素原料和焦炭电阻率测定方法

GB/T23978-2020

水溶性染料产品中氯化物的测定

GB/T97.4-2002

平垫圈用于螺钉和垫圈组合件

DG/T060-2023

孵化机

YD/T1306-2004

800MHzTDMA数字蜂窝移动通信网无线智能网(WIN)阶段1:预付费业务测试方法

IEC60317-27-3:2024

特种绕组线规范第27-3部分:纸包铜扁线This part of IEC 60317 specifies the requirements of paper tape covered rectangular copper winding wires. This covering consists of two or more layers Specifications for particula

IEC61851-24:2023

电动车辆传导式充电系统第24部分:用于控制直流充电的直流电动车辆充电站和电动车辆之间的数字通信Electric vehicle conductive charging system-Part 24: Digital communication between a DC EV supply equipment and an electric vehicle for control of DC cha