Safety inspection on co2 firefighting system aboard ship 船舶二氧化碳灭火系统安全检查
The difficult days aboard ship seemed worthwhile 看来在船上过的那些艰苦的日子还是值得的。
Mechanical refrigeration and air - conditioning installations aboard ship 船上机械制冷和空调装置
The intense rain kept visibility limited , not that there had ever been much to see either aboard ship or among the waves beyond 倾盆大雨影响视线,不管是船上还是浪涛之上都看不清什么。
Ollution does not respect boundaries . it can drift by air or sea or be imported as waste aboard ships , from one jurisdiction to another 染不会止于地域界线,它会随空气或海水飘游,甚或随货轮飘洋过海,逾越行政界线。