A laminated composite bar of rectangular cross section consists of a middle portion of one material as well as upper and lower identical cover plates of another material.
一矩形横截面的叠层复合材料杆，由以一种材料为中心部分，及另一种材料的上下两相同的盖板所组成。
Rack and pinion: Mechanical device consisting of a Bar of rectangular cross section (the rack), having teeth on one side that mesh with teeth on a small gear (the pinion).
齿条和小齿轮：一种机械装置，由一条矩形截面的杆(齿条)和一个与齿条上的齿相啮合的小齿轮组成。
In this paper the local co-ordinate method was used for calculating the three dimensional distribution of the magnetic field in a cell by bus bar with rectangular cross-section.
本文采用局部坐标法计算矩形截面大电流母线在电解槽中产生的三维磁场。
In this paper the local co-ordinate method was used for calculating the three dimensional distribution of the magnetic field in a cell by bus bar with rectangular cross-section.
本文采用局部坐标法计算矩形截面大电流母线在电解槽中产生的三维磁场。
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