变速箱零件的配合面、压缩机零件的平面、轴端面等。
Transmission component mating plane, compressor component plane, and shaft ends.
轿车车身尾灯区与周边零件的配合间隙和高度差体现了整车的设计水平和制造装配水平。
Clearances and differences in height between rear lamp area of car bodies and ambient components represent the level of vehicle design and assembling.
表面粗糙度与机械零件的配合性质、耐磨性、工作精度、抗腐蚀性有着密切的关系，它影响到机器或仪器的可靠性和使用寿命。
The surface roughness directly influences the conformity, wear resistance, corrosion resistance, working accuracy of the machine, and the reliability of the instrument and its service life.
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