Gear system is the important component part of automobile and engineering machine transmission system, its operating characteristic has the most important influence for entire transmission system.
齿轮系统是工程机械系统的重要组成部分，其工作性能对整个系统有着至关重要的影响。
The design of the vacuum system is important component part of the engineering design of the paper machine.
真空系统设计是造纸机工程设计的重要组成部分。
The design of the vacuum system is important component part of the engineering design of the paper machine.
真空系统设计是造纸机工程设计的重要组成部分。
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