例句 /

Almost all of the systems like this I've worked on used a venturi to suck the oil off the liquid refrigerant layer.

Almost all of the systems like this I've worked on used a venturi to suck the oil off the liquid refrigerant layer.

几乎象这种所有的系统我通常使用文丘里来从液体制冷剂层面上将油吸掉。