There is a big gap between the flying shear machine which made by us and the international advanced level, so we still need import some crosscut lines.

 
  • 我国研制的飞剪机与国际先进水平还有较大差距,在一些要求较高的横切生产线上仍然需要进口。
今日热词
目录 附录 查词历史