• <sup id="mau2u"><blockquote id="mau2u"></blockquote></sup>
    <li id="mau2u"></li>
    <strike id="mau2u"><s id="mau2u"></s></strike>
    <samp id="mau2u"><tbody id="mau2u"></tbody></samp>
  • <samp id="mau2u"><tbody id="mau2u"></tbody></samp>
    ACEG Won Two Patents of National Invention
      |  Updated: 2023-07-14  |  Views: 8996

    Recently, good news came from China National Intellectual Property Administration.Two scientific and technological achievements by ACEG General Contracting Company,i.e."Control System and Method for Dustproof Spraying Ring of Drilling Bit and Dustproof Drilling Bit" and "A Hanging-type Dust Removal System and Method", were awarded patent certificates of national invention.

    Innovation leads development and science and technology drive the future.ACEG will continue to efficiently coordinate and promote scientific and technological innovation and development. With key projects as the carrier, it will accelerate the transformation of scientific and technological innovation achievements, contributing to ACEG's high-quality development.


    97精品在线观看| 亚洲线精品一区二区三区影音先锋| 无码人妻精品一区二区三区夜夜嗨| 韩国精品一区二区三区无码视频| 免费视频精品一区二区三区| 国产亚洲精品2021自在线| 91久久精品无码一区二区毛片| 国产亚洲精品久久久久秋霞| 麻豆国产VA免费精品高清在线 | 亚洲精品国产成人片| 99er热精品视频| 亚洲精品视频在线播放| 亚洲午夜国产精品无码 | 国产精品videossex另类| 亚洲国产精品成人精品小说| 亚洲国产一二三精品无码| 国产在线精品一区二区在线看| 97久久久精品综合88久久| 无码精品久久久久久人妻中字| 国产精品第一页在线| 久久精品无码中文字幕| 在线人成精品免费视频| 久久亚洲精品视频| 国产午夜精品久久久久九九电影| 日韩精品无码成人专区| 精品国产aⅴ无码一区二区| 国产精品国产三级国产普通话| 国产精品美女久久久久AV福利| 成人精品一区久久久久| 久久91精品国产91| 在线电影国产精品| 亚洲精品成人av在线| 久久se精品一区精品二区| 国产精品va在线观看无码| 国产精品伦子一区二区三区| 精品久久久久久无码人妻中文字幕 | 亚洲精品国产av成拍色拍| 亚洲精品亚洲人成在线麻豆| 四虎国产精品永久免费网址| 久久国产乱子伦精品免费强| 亚洲精品无码久久千人斩|