例句 /

Feeding mechanism: bucket hoisting and manual double bell jar feeding mechanism is adopted , which is easy to operate and can prevent gas leakage efficiently.

Feeding mechanism: bucket hoisting and manual double bell jar feeding mechanism is adopted , which is easy to operate and can prevent gas leakage efficiently.

加煤机构:采用斗提卷扬机构,手动双钟罩加煤装置,操作简便、能有效防止煤气泄漏。