2) lifebelt
[英]['laɪfbelt] [美]['laɪf'bɛlt]
保险带，安全带
3) safety-pin ring
带保险销的拉环
4) Rotary hose,safety chain
水龙带保险链(油)
5) spiral wrapped ribbon
螺旋弹性保险带
1.
As a typical delay arming device in fuze, spiral wrapped ribbon is suited for spinning projectiles as well as nonspinning projectiles, and has the advantage of simple construction, small size, low cost, high reliability and not easy to become invalid.
引信螺旋弹性保险带机构是一种典型的延期解除保险装置,既可用于旋转弹又可用于非旋转弹,具有结构简单、体积小、造价低、可靠性高不易失效等特点。
6) alarm fuse
带熔断信号的保险丝
补充资料：活销销
1.方言。指开关。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条