Some practical methods are presented.

提出了一些实用的处理方法。

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This paper describes some practical methods used to increase propeller revolutions in aged ships.

本文的目的在于说明提高旧船螺旋桨转速所用的一些实用方法。

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We have deduced the rules defining the shape set and shape code set, and proposed some practical methods for its input software programming.

对如何建立形面集和如何制定形面代码集都给出了指导性规则。

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