An integral contact model was established to analyze the cylinder boredeformation of model 493 automotive diesel engine.
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。
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Due to the great depth, good continuity and high reliability of monitoring, bore inclinometer becomes a main monitoring measure for the deformation of foundation pit walls.