Further mose, by installing vacuum pump on scutcher, hydration of time with fabric expanding.
此外,通过在打棉装空泵,织物的水合作用时间得延长。
Further mose, by installing vacuum pump on scutcher, hydration of time with fabric expanding.
此外,通过在打棉装空泵,织物的水合作用时间得延长。
ZJ type Roots vacuum pump can't discharge gases directly into the air,it should be equipped with a cowesponding prepump at operation.
ZJ型罗茨空泵不能直排大气,运行时需配备相应前级泵。
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