costal hinge 中文意思是什麼
costal hinge
解釋
結脈槽-
Costal aids to navigation are not only important establishment for ship ' s safety sailing, but also vital part of main route at sea and port hinge. it is significant for waterway transportation, sea development, fishery, national build and defence as well as safeguarding the sovereignty of the country
中國沿海航標是船舶安全航行的重要助航設施,是海上主通道和港口主樞紐的重要組成部分,是保障海上南北運輸主通道和港口暢通的重要手段,對我國水上交通運輸、海洋開發、漁業捕撈、國防建設和維護國家主權具有重要意義。
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