百科页面 'Shear (Sheet Metal)' 删除后无法恢复,是否继续?
There are various forms of shears used to shear or lower sheet metal. An alligator shear, historically generally known as a lever shear and generally as a crocodile shear, is a metallic-chopping shear with a hinged jaw, powered by a flywheel or hydraulic cylinder. Alligator shears are generally set up as stand-alone shears
百科页面 'Shear (Sheet Metal)' 删除后无法恢复,是否继续?