The relation of principal parameters of hull with lines design is discussed.
文中还探封了船体各种主要参数与线型设计的关系。
The performance and the principal parameters of chopper control equipment are given.
给出了斩波调速装置的性能和主要参数。
Test result indicates that both current and processing period are principal parameters to affect the volume of crown.
通过试验得出通电电流和加工时间是控制修形量和修形长度的两个基本参数。
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