那些渔船的数量是十五艘.The fishing boats were 15 sail in number.作者还对小型双体渔船的总布置及阻力特征作了阐述, 并对我国发展小型双体渔船问题提出了建议.Finally, author suggests the proposal about the development of small fishing catamarans in our country.驶近港口时, 渔民们开始放慢渔船的速度...
...the flow of immigrants northward.向北推进的移民潮In some cases, the immigrants and emigrants have been the same persons.在某些情况下, 入境者与出境者乃是同一批人.A wave of immigrants is washing over Western Europe.移民潮正席卷西欧。Quebec mandated that a...
本实用新型涉及一种差动交流调速电动机装置.The utility model relates to a differential alternating current adjustable - speed motor device.显然该新型差动保护兼有两种差动保护优势.It is evidently that novel scheme obtains both excellences of the above two differe...