真空搅拌机

从真空机内取出铸造瓶﹐然后放在焗炉内。

vacuum up

anti-siphonage device (backsiphonage preventer, anti-vacuum device)

bale, casc (barrel), wood, roller, stone, vacuum-gripper, two-arm gripper

vacuum clarifier

Happiness vacuum cleaner

water-ring vacuum pump

vacuum extractor

vacuum printing frame