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    久久久精品2019中文字幕cms,国产9日韩久久久久精品影院,成人h在线播放,日本午夜a级按摩视频

    Welcome to the website of Shenzhen Precision Products Co., LTD.

    Non-standard precision hardware parts manufacturers

    Main: CNC lens processing, precision parts processing

    • 24-hour service hotline:
    • 400-888-8888 12345678911

    Hot search:

    Glass lens - differentiation lens - mobile phone lens - fan copper bushing - communication fiber

    Precision hardware products

    Focus on all kinds of precision hardware accessories manufacturing and development

    Company history

    6 years of pursuit of qualityCompany history

    Precision machining is a machining method with machining accuracy up to 1 micron. Precision machining method mainly includes fine turning, fine boring, fine milling, fine grinding and grinding technology. Under strictly controlled environmental conditions, the use of precision machine tools and precision measuring tools and measuring instruments to achieve. Machining accuracy of 0.1 micron or more is called ultra precision machining. In the aerospace industry, precision machining is mainly used to process precision mechanical parts in aircraft control equipment, such as hydraulic and pneumatic servomechanics.

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    久久久精品2019中文字幕cms
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