Retention gear pump, motor and footscrews, screw the force should be uniform, reliable connection.
紧固齿轮泵、电动机的地脚螺钉时，螺钉受力应均匀，连接可靠。
2
Surgeons broke her foot in four places, cut her tendons and ligaments and stapled two-inch screws to her bones。
医生在她右脚的四处地方动了手术，切掉部分跟腱和韧带，骨头里打进了2英寸长的钢钉等。
3
In 1998, the company began to set foot in the container fittings, and produce self-tapping screws used for containers, stainless steel name plates and door layering serial products.