从工地挖出的表土须用于筑堤的石笼上.Topsoil excavated from the work site shall be applied onto the gabions.如制作网箱, 石笼, 隔离网墙,锅炉罩, 家禽围栏.For example: make net cast, stone cage, insulated net wall boiler cover, poultry, fence, etc.如制作网箱 、 石笼、隔...
将金属压进钢型中以使金属成型的过程.A forming process that presses metal into or through cold drawn wire.金属底版有铅空排版 、 浇铅版、钢型刻版 、 钢板刻版等多种.Metal bottom slab has empty interpuntion, cast - in - print of a type of block , steel , steel block....