International regulations require all passengers to be assembled in a drill which has to take place within 24 hours of leaving port.
国际规则要求所有旅客在离港24小时内举行的演习中集中。
Some military laws and regulations concernlogistics, discipline, drill, etc.
一些军事法律与规定与后勤、纪律、训练等方面有关。
The regulations determine the efficiency and the service life of diamond drill, and also the safety, the credibility and the economical efficiency.
金刚石钻进的钻进规程决定了钻进效率和钻头的使用寿命，也决定了钻进的安全性、可靠性和经济效益。
The regulations determine the efficiency and the service life of diamond drill, and also the safety, the credibility and the economical efficiency.
金刚石钻进的钻进规程决定了钻进效率和钻头的使用寿命，也决定了钻进的安全性、可靠性和经济效益。
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