A bolt assembly for which the spline end remains is considered to be under-tightened.

齿条端未脱落的螺栓组件视为未紧固组件。

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Remove the camshaft retaining bolt and remove the sprockets and chain as an assembly.

拆去凸轮轴固定螺栓，并拆去作为一个总成的链轮和链条。

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With the numerical simulation of heavy-duty diesel engine to strengthen performance, a CAD assembly model of cylinder head bolt is built based on the thread.

结合大功率柴油机性能强化的数值计算，在考虑螺纹的基础上建立了气缸盖螺栓的CAD装配体模型；

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In manufacturing terms it's the difference between making sure the right bolt is in place on an assembly line and recalling thousands of cars.

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The rest comes in big pieces ready-made by suppliers and trucked to the assembly line, where Mercedes workers bolt them on.

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