• <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: 8544

    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.


    精品国产中文字幕| 久久久精品2019中文字幕之3 | 在线观看91精品国产网站| 伊人久久精品影院| 亚洲va精品中文字幕| 国产区香蕉精品系列在线观看不卡| 国产精品第一页在线| 亚洲国产精品lv| 老牛精品亚洲成av人片| 久久99精品久久久久久久野外 | 91精品免费久久久久久久久| 热久久精品免费视频| 久久久久99精品成人片| 米奇777四色精品人人爽| 国产亚洲Av综合人人澡精品| 91国内揄拍国内精品对白不卡| 中文字幕日本精品一区二区三区| 久久精品国产乱子伦| 国产精品高清一区二区三区 | 国产精品无码久久综合| 99久久综合国产精品免费| 狠狠精品久久久无码中文字幕| 少妇人妻无码精品视频app| 国产麻豆剧传媒精品网站| 亚洲国产精品无码久久一区二区| 亚洲国产午夜中文字幕精品黄网站 | 亚洲色精品VR一区区三区| 999国产高清在线精品| 精品无码中文视频在线观看| 99久久人妻精品免费二区| 四虎永久在线精品国产馆V视影院| 日韩精品无码AV成人观看| 国产在线观看高清精品| 国色精品卡一卡2卡3卡4卡免费| 91精品国产自产在线观看永久| 免费精品久久久久久中文字幕| 国产精品国三级国产aⅴ| 91情国产l精品国产亚洲区| 国产精品户外野外| 久久久午夜精品福利内容| 精品久久亚洲中文无码|