?锁环
... limit protection 限位保? limit ring 锁环 limit ring 锁环销锁止动环 ...
?限制环
... 弹性限界 limit of elasticity (or elastic limit) 限制环 limit ring 压力线 line of pressure ...
?锁环销锁止动环
... 定位销，锁紧销 Fitting pin 锁环销锁止动环 limit ring 锁轴杆销 locking shaft pin ...
?止动环
止动环 check ring; closing ring; limit ring; locating sna ring; locating snaring; ret ..
限制圈 ; 限制环
唯一极限环
定性极限环
止动环；锁环
snap ring??/??lock ring
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。