🔴របៀបធ្វើដំបូលគ្រោងដែក ផ្ទះវីឡាតឿ និងការរកជើងគកដំបូល_Roofing for steel structural design.

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  • เผยแพร่เมื่อ 11 ธ.ค. 2024

ความคิดเห็น • 7

  • @radathere
    @radathere ปีที่แล้ว +4

    សូមអរគុណលោកគ្រូ ដែលបានចែករំលែក❤🙏🏻👍🎉🎉

    • @spltractor7719
      @spltractor7719 ปีที่แล้ว

    • @sethahak4287
      @sethahak4287 7 หลายเดือนก่อน

      សូមអរគុណលោកគ្រូដែលបានចែករំលែកអោយអ្នកមើល

  • @mengleap5938
    @mengleap5938 11 หลายเดือนก่อน

    សួស្ដី​លោកប្អូនផ្ទះម៉ូតចឹង7x12 ថែមមុខ2.50​ តេីអស់ក្បឿងម៉ានសន្លឹក

  • @cambodijames6548
    @cambodijames6548 5 หลายเดือนก่อน +1

    ខ្ញុំរៀនប្រើប្រាសតែមុំ

  • @chanlyfong7102
    @chanlyfong7102 3 หลายเดือนก่อน

    ខុសពីខ្ញុំធ្លាប់ធ្វើមករហូត.ផ្ទះទទឹងប៉ុន្មានក៏ដោយត្រូវតែ ថែកនឹង2ហើយយកមកគុណនឹង60ឬ65ឬ70ឬ75.ប្រក់ដែកគុណ60ប្រក់សុីប្រូគុណ65ប្រក់ក្បឿងថៃគុណ70ប្រក់ក្បឿងខ្មែរគុណ75

  • @PhearonUk
    @PhearonUk 6 หลายเดือนก่อน

    ប្រសិនបើយើងចែកមិនដាច យើងគួរបង្គ់ឡើងបានទេ