The shearer is a complex mechanical system, It consist of haulage unit, cutting unit and related appendage.
采煤机是一个复杂的机械系统，其主要包括行走部、截割部、及其附属设备。
The analysis can take a complex mechanical system analogous to a circuitry that we well-known, which can simplify the problems.
它能够把一个较复杂的机械系统类比为我们熟知的电路系统来进行分析，从而使问题的分析得到简化。
The method of Virtual Prototype Building and Finite Element Analysis is theoretically meaning and practically valuable for design and performance simulation of complex mechanical system.
其中的虚拟样机建造方法与有限元分析手段在共同建立的联调平台下解决复杂机械系统设计及性能仿真方面具有理论意义与实用价值。
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