vacuum valve
英
美
n.
真空管
vacuum valve的用法和样例:
例句
用作名词 (n.)
No vacuum or picture tubes were broken.
真空管或显影管都未破碎。
Not any air gets into the vacuum tube.
没有空气能进入真空管。
vacuum valve的相关资料:
临近单词
vacuum gap
vacuum
vacuum-bag molding
vacuum extract still
vacuum gage pressure
vacuum-tube ageing
vacuum freeze drying
vacuum out-gassing
vacuum level variety
vacuum encapsulating
vacuum demoisturizer
Vacuum Pickup System
目录
查词历史
英 汉