铜螺母与弹性阀门采用嵌入式接合，使二者紧密接合为一体，不因水流动造成震荡而产生松动或损坏现象。
The copper nut and resilient are connected by embedded way, two parts closely integrated into one body, hardly loose and damage by shock from water flowing.
自锁螺母- 螺母丝口内嵌入了一种弹性尼龙物，防止意外松脱。
NYLOC – nut with elastic nylon insert that prevents it from unthreading by accident.
现有文献称“在螺母下面安装弹性元件，起到了柔性螺栓的效果”。
The force and deformation of bolt connection with elastic cell fixed under a nut are analyzed.
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