热加工工具钢
hot working tool steel
high temperature tool steel
电动钢筋弯曲及切削机
electric bar bender and cutter
电动工具弯折试验
Flexing Test to Power-operated Tools
钢筋弯曲机
reinforcing steel bending machine
steel bender
steel bar bender
reinforcing steel crooking machine
concrete-bar bending machine
anglebender
angle-bender
弯钢筋表
reinforcing bar bending schedule
bending schedule