directional aids 中文意思是什麼
directional aids
解釋
定向航標- directional : adj. 1. 方向的。2. 【無線電】指向的，定向的。
- aids : Aids ＝ acquired immune deficiency syndrome 艾滋病，愛滋病，獲得性免疫缺損綜合癥。AIDS related co...
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Ndb aeronautical radio navigation aids. part 4 : technical requirements for non - directional radio beacon
航空無線電導航設備.第4部分：無方向性信標 -
Doppler very high frequency omni - directional range and distance measuring equipment ( dvordme ) system standard icao radio navigational aids used to provide bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures
這是國際民航組織指定的標準無線電導航設備，可向航機提供方向及距離的資料，並可以確定航路、終端區程序、儀表進場及離場程序等。 -
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。 -
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。 -
C associated civil, structural, electrical and mechanical, marine, geotechnical, water works, fire services, environmental mitigation measures, street lighting, traffic aids and directional signs ; and
C進行相關的土木結構機電海事土力和水務工程安裝消防設備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以及 -
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。 -
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。 -
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。 -
Associated civil, structural, electrical and mechanical, marine, geotechnical, water works, fire services, environmental mitigation measures, street lighting, traffic aids and directional signs ; and provision of lane change - over facilities to accommodate the different traffic configurations in hong kong and the mainland
進行相關的土木結構機電海事土力和水務工程安裝消防設備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以及
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