Computer Aided Suction Duct Design
计算机设计吸风管道的原理和应用
The Method for Computer Aid Design of Duct of Balanced Air Suction
均匀吸风管道的计算机设计方法
A particle suction pipe a storage hopper and a first duct are connected a master duct.
接米斗，除糠管道，沉积室，第二风道和总风道相连接。
A small pump with an extended suction duct that is designed to pump fluid from barrels.
一种带延伸的吸入导管的小泵，用来从桶中泵出流体。
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