directional drainage 中文意思是什麼

directional drainage 解釋
極性排流
  • directional : adj. 1. 方向的。2. 【無線電】指向的,定向的。
  • drainage : n. 1. 排水,放水;排水法;逐漸流出。2. 下水道;排水設備,排水系統。3. 水系,排水區域,流域。4. 陰溝水,(排出的)污水。5. 【醫學】引流,導液(法)。
  1. Construction of boundary crossing facilities and necessary link roads ; and associated civil, structural, electrical and mechanical, marine, geotechnical, water mains, fire services, environmental mitigation measures, street lighting, traffic aids, directional signs, traffic control surveillance system, landscaping and drainage works

    進行相關的土木結構機電海事土力水務設施消防設施環境保護街道照明設施輔助交通設備道路標志交通控制及監察系統環境美化和排水渠等工程。
  2. An expressway between the landing point of the proposed hzmb at the northwest lantau and the nlh ; and associated civil, structural, electrical and mechanical, marine, geotechnical, water mains, fire hydrants, environmental mitigation measures, street lighting, traffic aids, directional signs, traffic control surveillance system, landscaping and drainage works

    進行相關的土木結構機電海事土力水務設施消防栓安裝環境保護街道照明設施輔助交通設備道路標志交通控制及監察系統環境美化和排水渠等工程。
  3. Comprehensive gas drainage method with long directional drilling hole

    定向長鉆孔綜合抽放瓦斯方法
  4. Associated civil, structural, electrical and mechanical, geotechnical, landscape and drainage works, fire services, water works, environmental mitigation measures, street lighting, traffic aids and directional signs

    進行相關的土木結構機電土力環境美化和排水渠工程安裝消防設備設置水務設施實施紓減環境影響措施裝設街道照明設施輔助交通設備和路線指示標志。
  5. E associated civil, structural, electrical and mechanical, geotechnical, landscape and drainage works, fire services, water works, environmental mitigation measures, street lighting, traffic aids and directional signs

    E進行相關的土木結構機電土力環境美化和排水渠工程安裝消防設備設置水務設施實施紓減環境影響措施裝設街道照明設施輔助交通設備和路線指示標志。
  6. Erection of noise barriers and provision of associated civil, structural, electrical mechanical, geotechnical, utility, landscape and drainage works, fire services, waterworks, street lighting, traffic aids and directional signs

    豎設隔音屏障進行相關的土木結構機電土力公用設施環境美化和排水渠工程,安裝消防設備,並設置街道照明設施輔助交通設備及方向指示標志。
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