• 简单地活塞就是活塞顶部凹槽金属

    In simplest terms, piston rings are thin, circular pieces of metal that fit into grooves in the tops of the pistons.

    www.93576.com

  • 典型零件的车削实验表明方法有效地提高圆活塞裙部的加工精度

    The experiments about a typical piston indicate that this forecast error control method can increase the turning precision clearly.

    dict.cnki.net

  • 通过建立岩体灌浆模型利用灌浆施工常用活塞灌浆进行模型灌水()试验

    The circular tube grouting test was made by the established model of grouting slurry tube in rock mass and using piston type grouting pump commonly used in grouting engineering.

    www.jsks.net.cn

  • 通过建立岩体灌浆模型利用灌浆施工常用活塞灌浆进行模型灌水()试验

    The circular tube grouting test was made by the established model of grouting slurry tube in rock mass and using piston type grouting pump commonly used in grouting engineering.

    www.jsks.net.cn

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