查看动力总成、传动体系有无渗漏机油。内容主要有几大部件(如发动机、变速箱、后桥等)有没有渗漏机油等。

Power assembly, transmission system with no leakage of oil. There are several major components (such as the engine, gearbox, rear axle, etc.) there is no leakage of oil, etc...

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公司目前产品体系分为平开门窗执手、平开门窗铰链、平开门窗传动器、平开门锁等产品及其零附件。

The company currently product system is divided into flat open doors and Windows of hand, flat open door hinge, flat open doors and Windows clutch, flat open lock products and zero accessories.

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本文以某大型运输机为研究对象，首先，研究了多体系统动力学建模方法及液压传动原理。

Firstly, the methods about modeling the multi-body system dynamic analysis and the principles on the hydraulic drive system are studied.

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本文以某大型运输机为研究对象，首先，研究了多体系统动力学建模方法及液压传动原理。

Firstly, the methods about modeling the multi-body system dynamic analysis and the principles on the hydraulic drive system are studied.

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