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针对内燃机气缸套的动态变形问题，提出一套对湿式缸套在工作时的变形进行测试的方法。
Aiming at the dynamic deformation of engine cylinder liner, a set of testing methods for measuring the deformation of wet cylinder liner in operation are put forward.
建立了493车用柴油机缸孔变形的整体接触关系模型，提出了缸盖垫的非线性组合模型及缸套圆环模型。
An integral contact model was established to analyze the cylinder bore deformation of model 493 automotive diesel engine.
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