The problem of tearing film and dislocation in the hill seeder by the duck mouth roll was solved.

解决了原用滚筒鸭嘴式穴播机的撕膜、错位问题。

youdao

The problem of tearing film and dislocation in the hill seeder by the duck mouth roll was solved.

解决了原用滚筒鸭嘴式穴播机的撕膜、错位问题。

youdao