机筛用英文怎么说

机筛的英文：
mechanical sieving

Mechanic Products
机械产品学

A study of auto mechanics makes you a mechanic.
如果你学的是自动化，你会当上机械师。

margin release mechanism
极限释放机构

tape transport mechanism
走带机构

He is an adept mechanic.
他是个熟练的机械师。

She is sieving the rice in order to sieve out the stones
她正在把米过筛，好把石头筛出。

Pour water into a sieve
竹篮子打水一场空

This boat leaks like a sieve.
这条船漏得像个筛子。

A complex branched carbohydrate commonly associated with sieve areas of sieve elements.
胼胝质一种枝条繁杂的碳水化合物，与筛网原素的筛网区域相配合

You can't carry water in a sieve.
你不能用竹篮子打水。