例句 /

Firstly, the material, which have already been chosen and cut, are dressed and polished by high-precision jointing machine and planer, and the jointing surface of material should be smooth, so that workers can joint the materials.

Firstly, the material, which have already been chosen and cut, are dressed and polished by high-precision jointing machine and planer, and the jointing surface of material should be smooth, so that workers can joint the materials.

首先,要将选切好的毛料在高精度的修边机、刨料机上分别进行修边和刨光处理,要将木料的拼合面处理至平整光滑后,才能进行拼合。