emergency engine telegraph的意思|示意
美 / /
英 / /
应急车钟
emergency engine telegraph的网络常见释义
紧急钟 ... 紧急自动关闭装置 emergency automatic shut down device 紧急钟 emergency engine telegraph 紧锚链扣 housing chain stopper ...
emergency engine telegraph相关短语
1、 emergency telegraph for main engine 主机应急传令装置