成人a视频/国产清纯白嫩初高生在线观看/500505.cσm/和搜子同屋的日子尤利娅

物理安全檢測
文章正文
IEC 60068-2-42環境試驗.第2-42部分
IEC 60068-2-42環境試驗.第2-42部分—標準名稱

IEC 60068-2-42 Environmental testing - Part 2-42: Tests; Test Kc: Sulphur dioxide test for contacts and connections
IEC 60068-2-42環境試驗.第2-42部分:試驗.試驗Kc:觸點和連接件的二氧化硫試驗

IEC 60068-2-42環境試驗.第2-42部分—適用范圍

Scope:
This test: is intended to provide accelerated means to assess the effects of the tarnishing of silver and silver alloys used for contacts and connections; is particularly suitable for giving information on a comparative basis; is not suitable as a general corrosion test, i.e. it may not predict the behaviour of contacts and connections in industrial atmospheres

IEC 60068-2-42環境試驗.第2-42部分—引用文件

IEC 6051 2-2-1 Connectors for electronic equipment – Tests and measurements – Part 2-1: Electrical continuity and contact resistance tests – Test 2a: Contact resistance – Millivolt level method
----------------------------------------------------------------------------------------------------------------------
----------------------------------------------------------------------------------------------------------------------
Copyright EcoSafene   備案號:閩ICP備09009213號-1