排水管系養護 的英文怎麼說

中文拼音 [bèishuǐguǎnyǎng]
排水管系養護 英文
maintenance of sewer
  • : 排構詞成分。
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ動詞1 (供養) support; provide for 2 (飼養; 培植) raise; keep; grow 3 (生育) give birth to ...
  • : 動詞1. (保護; 保衛) protect; guard; shield 2. (袒護;包庇) be partial to; shield from censure
  • 排水管 : drain-pipe; pipe weep; exhaust water pipe; fall tube; scupper pipe; scupper shoot; off-take pipe
  • 排水 : drain off water; drain away water; dewatering
  1. Abstract : this paper presents the relativity between asphalt pavement status and maintenance cost, establishes maintenance cost model by statistic analysis for typical pavements and the relation of comprehensive evaluation parameter r to the cost of maintenance, which provides a method for the maintenance management and maintenance policy

    文摘:將高速公路路況綜合評價指標r與費用相聯,通過對大量典型路段的統計分析,找出了高速公路綜合路況平與費用的相關關,建立了基於路況綜合評價的費用模型,為高速公路的理、對策的優先序提供了一個簡捷的參考方法
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