增强性群呼是INMARSAT-C系统的组成部分之一，它包括安全网和船队网。
EGC system is an element of INMARSAT-C system and it includes safety net service and fleet net service.
合理地确定通航桥梁的最小净空宽度，保证船队航行和桥梁安全，是桥梁建设和航道建设均应重视的问题。
To ensure the safety of navigation and bridge, it should be considered to calculate the minimum navigable clearance dimensions of bridge in bridge construction and channel construction.
他率领船队顺流而下，到达英军可以安全登陆、并能对敌人发起突击的地方。
He led the ships down the river to a place where the British army could land safely and take the enemy by surprise.
应用推荐