[计][五金]锁环；扣环；锁紧圈

锁紧环

locking in───把……关在里面

blocking in───草拟，画草图

boxing ring───拳赛场地

clocking in───打卡上班；记录上班时间

nocking point───落点

shocking pink───鲜艳的粉红色

boxing rings───拳击台

The utility model relates to a towing device of heavy vehicle, in particular to a reinforced towing hook device of heavy vehicle. The device is composed of a towing hook and a locking ring.───本实用新型涉及一种重型汽车牵引装置，特别涉及一种重型汽车加强型牵引钩装置。

Durable plastic locking ring holds 500 ml sample bottle securely.───耐用的塑料按扣锁紧环,可以支撑500ml容量的样本采集瓶.

Bur changes are quick and easy a simple twist of the handpiece locking ring.───手柄上特殊设计的锁圈可以轻松更换锣嘴.

is a better measuring method using the locking point of ring as a measurement basic point.───以套圈锁点为测量基准是较好的测量方法。

Locking phase ring circuit is widely used in Modern electronic technology.───锁相环路在现代电子技术中应用十分广泛。

Bur changes are quick and easy a simple twist of the handpiece locking ring.