所述的犁铲上部设有长度与犁铲匹配的破土夯；

The upper part of shovel plough is provided with a ground break punner with length matched with the shovel plough.

youdao

所述的犁铲上部设有长度与犁铲匹配的破土夯；

The upper part of shovel plough is provided with a ground break punner with length matched with the shovel plough.

youdao