• 介绍了光电式原则结构特征原理、试验方法及其技术性能

    The design principle, structure characters, testing principle and method, and technique capability of hydraulic photoelectrical pressure gauge are presented.

    youdao

  • 介绍了光电式原则结构特征原理、试验方法及其技术性能

    The design principle, structure characters, testing principle and method, and technique capability of hydraulic photoelectrical pressure gauge are presented.

    youdao

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