配德国产双螺母自动消隙滚珠丝杆，进口直线导轨。

Germany double nuts automatic ball screw with imported linear guide rail.

youdao

实验证明：双螺母加弹性元件的连接方案能满足陶瓷与金属的可靠连接。

The test demonstrates that the arrangement of double nuts with an elastic element is very successful in providing a reliable connection for ceramics and metal.

youdao

可能受到振动、波动载荷、冲击载荷或动力载荷的内部螺栓应加以保护防止松动。可采用双螺母、防松动垫圈、点焊等。

Internal bolts subject to vibration, fluctuating load, impact load or dynamic load shall be protected against loosening. Double nuts, unti-loose washers, tack welding, etc. shall be used.

youdao