挖除表土 的英文怎麼說

中文拼音 [wāchúbiǎotǔ]
挖除表土 英文
topsoil stripping
  • 挖 : 動詞（用工具或手從物體的表面向里掘取） dig; excavate; scoop
  • 除 : Ⅰ動詞1 （去掉） get rid of; eliminate; remove 2 [數學] （用一個數把另一個數分成若干等份） divide:...
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 挖除 : excavated out
  1. Trough the analysis of stabilization safety on tengzigou arch dam, some conclusions are obtained in the following : ( 1 ) tengzigou arch dam is safe under normal poll level ; ( 2 ) stabilization safety factor of tengzigou arch dam is about 4 - 5 ; ( 3 ) it is proved that combinatorial reinforcement measures are effective and feasible

    對藤子溝拱壩的數值計算和模型試驗分析表明： （ 1 ）藤子溝水電站在正常蓄水位作用下，壩體和兩岸壩肩是穩定的； （ 2 ）藤子溝拱壩的整體安全度大概為4 5左右； （ 3 ）東北院提出的對左岸泥巖層挖除處理並用混凝土置換的加固除險措施經研究表明該加固措施是有效、可行的。
  2. 4 a new blade has been developed and its parameters have been studied in detail. 5 a new no - tillage planter 2bmyw - 2 is made and more than 110mu fields in herbei province are planted using it. the production experiments shown that the rate of clearing rootstalks away from seed beds is more than 92 % and disturbed soil is from 20 % to 27 % and the working performance of the sample machine is excellent

    （ 5 ）製作出2bmyw - 2型切挖式玉米免耕播種機一臺，在河北豐寧和學校農場進行了110多畝的免耕播種試驗，結果表明：該機對播種帶的玉米根茬清除率達92以上，種床基本無玉米根茬，破茬能力強、清茬效果較好，動土量少，表土破土量約佔20 27 。
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