air suction
常见例句
- The influence factors of the air suction cylinder rice seeder were analyzed on the suction and seed performance in this paper.
分析了影响气吸式滚筒水稻播种器吸播种性能的因素,研制了气吸式双层滚筒水稻播种器。 - This machine offers various functions such as automatic air suction for paper feeding, trimming, folding-mark pressing, slotting and scoring.
具有自动吸风送纸、修边、压痕、开槽和切角功能;需要时还可增加透气孔及手提孔装置。 - The pedestal pan body is provided with a plurality of air suction holes. The air vent is converged with a faeces-draining hole to use a same sewer.
在座便器体上有多个吸气孔, 排气孔是与粪便排泄孔汇到一起,走同一个下水通道。
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