Pre-Pumped Vacuum Furnace and Protective Atmosphere for Bright Annealing of Copper Products

英美

释义

- 铜材光亮退火用预抽真空炉和保护气氛

把海词放在桌面上，查词最方便

触屏版| 电脑版

©2003 - 2024 海词词典(Dict.cn)

立即下载