Down I used my company (Shanghai Construction Hz) coupling to introduce. Our company is the claw plate is from Shanghai Baosteel to buy high-quality bar.
下来我用我公司生产(上海建赫)的联轴器来介绍一下。我公司是爪盘是从上海宝钢买进的优质圆钢。
2
The invention discloses a dropping tester table, which comprises a support, a cylinder with an up-down telescopic core bar, an air claw and a control circuit.