Most definitions of culture emphasize that it is complex and dynamic, comprised of the Shared solutions to problems faced by the group.

对文化的大多数定义都强调，文化是复杂的、动态的，包含了解决人类社会所面临的各种问题的部分方案。

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Modeling problems of hydraulic components are discussed and methods to reduce the stiff problems in dynamic simulation of complex hydraulic system are studied.

针对复杂液压系统动态特性仿真中出现的刚性问题，从基本液压元件的建模入手研究了降低系统模型刚性问题的方法。

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Using a new method of controlling effective diaphragm area introduced in this paper, static and complex dynamic characteristic problems can be solved successfully.

用控制减压阀膜片有效面积的方法，成功地解决减压阀的动态性能和静态性能的设计问题。

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