标准号：J-STD-001G 【英文版】标准名称：焊接的电气和电子组件要求英文名称：Requirements for Soldered electricaland electronic Assemblies该标准免费供...
BS EN454:2014 Food processing machinery -Planetary mixers- Safety andyglene requirementsBSI Standards PublicationThis file is free to download.Introduction：This document is a type...
标准号：ISO 10055-1996标准名称：Mechanical vibration- Vibration testingrequirements for shipboard equipmentand machinery components标准格式：PDF标准大小：254KAll ...
IPC-TM-650 TEST METHODS MANUAL1 Scope This test measures changes in resistance oflated-through hole barrels and internal layer connections asholes are subjected to thermal cycling. ...
