风选机英语怎么说及英文翻译

1. 请问，“闭风器”的英文是什么

闭风器有两种说法
closed-air aspirator ，air-lock valve

参考例句
eight-route automatic monitoring display alarm system for the closed-air aspirator in flour processing
面粉加工闭风器组八路自动监测显示报警系统的研究

the design and applicating of desting network,and the aspirating network of cleaning machine,gravity selector and aspirator of soybean hull in soybean pretreatment plant were introced.
简要介绍了大豆预处理车间除尘网路、清理筛吸风网路、比重分级去石机吸风网路、豆皮风选器吸风网路设计与应用情况 ;