闭锁器 meaning in English

check
gate

Release mechanism for plankto net
浮游生物网闭锁器
Tripping device for plankton net
浮游生物网闭锁器
Standard test method for measurement of removal lug strippage of type iia child - resistant closures
防止儿童开启的iia型闭锁器可御式耳状带测量的标准试验方法
Test methods for measurement of vertical downward forces to disengage type iia lug - style child - resistant closures
防止儿童开启的可脱开的iia型突耳状闭锁器垂直力测定的试验方法