maintain a highway 中文意思是什麼

maintain a highway 解釋
保養公路
  • maintain : vt. 1. 保持；維持；繼續。2. 堅持，維護。3. 供養，扶養。4. 維修，保養。5. （堅決）主張；強調。
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時，冠以不定冠詞主要表示類...
  • highway : n. 1. 公路，大路 （opp. byway）。2. 交通干線；正路，直路。3. （達到目的的）途徑。
  1. The trailer adopts whole steel structure and have a kit like, the structure be firm, the shape be beautiful and make to move credibility, use safety, drive steady, load potential big, maintain a maintenance convenience, through long enduring etc. advantage, gather farmland homework and highway to transport at the whole body, the good tool for the plain, mountain area

    我公司生產的拖車採用全鋼結構，具有配套性好、結構牢固、造型美觀、制動可靠、使用安全、行駛平穩、裝載潛力大，保養維護方便、經久耐用等優點，集農田作業和公路運輸於一身，是平原、山區致富的好工具。
  2. The problem the snow causes influences the people ' s lives and impedes the economic development. meanwhile the transportation infrastructure such as highway intercity and airstrip needs a great amount of deicing salts to maintain the bare road. therefore from 1980s, many areas and countries such as north american, north europe, japan have greater and greater demands on the deicing salts, about 20 million tons per year, only japan needs 200 to 300 thousand tons per year

    在我國和世界上許多國家的高寒地區，冬季冰雪已成為嚴重的公害，積雪引起的問題不僅給當地人民的生活帶來困難，而且阻礙經濟的發展；此外，城市高速公路，機場飛機跑道等交通設施對冬季除冰劑的使用也日益迫切，因此，九十年代以來，北美、北歐、日本等多雪地區和國家，對融雪產品的需求量與日俱增，年需求量在2000萬噸左右，其中僅日本就需20 30萬噸。
  3. Design target reliability index is used as a jumping - off point, load - capacity reduced rate regulated in specification for highway maintain and technology is used as classification measure to divide bridge sorts, evaluation criterion is setup used for secondary highway bridge and its members. scientific theory foundation is built up for formulating rational maintains and reinforced scheme

    本文以設計目標可靠指標為起點，通過調整《公路養護技術規范》 （ jtj073 - 96 ）中規定的承載能力降低率作為分級尺度來劃分橋梁類別，建立二級公路橋梁結構構件的評定標準，為制訂合理的維修加固方案提供合理的理論依據。
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