small trench 中文意思是什麼

small trench 解釋
小溝
  • small : adj 1 小 （opp large） 少 （opp large numerous） 細小的；窄小的；瑣細的；些微的；少額的（收入等）...
  • trench : n 特倫奇〈姓氏〉。vt 掘溝，開畦溝；掘翻（田地），深耕；【軍事】掘壕溝，用戰壕防守；【木工】作溝槽...
  1. Police said nowak was found with an air rifle and a small knife, as well as a wig and trench coat to apparently disguise herself

    警方聲稱發現諾瓦克的時候，她帶著氣槍和小刀並用假發和軍用防水短上衣偽裝自己。
  2. The supporting mechanism of pre - stress anchor is given in following sentences in this paragraph : make full use of sectional stability, put - up steel - net shot concrete to the stratified earth as the trench is being excavated, and by this means, the little liding of soil layers and small broken slumps of rock slopes can be avoided

    預應力錨板的支護機理：充分利用巖土層自身或預處理的局部的穩定性，隨基坑開挖分層掛鋼筋網噴射砼，以避免土層幫片及巖石邊坡小的節理破碎滑塌，並把土壓力傳給錨板，由錨桿集中受力，通過錨桿的錨固力平衡土壓力。
  3. Primary study on suitable spacing of level trench in grassland small watershed

    草地小流域治理水平溝適宜間距初探
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