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field ditch造句

"field ditch"是什么意思   

例句與造句

  1. The applied experiment of soft tube surge irrigation in the form of planting wheat and cotton in the field ditch
    軟管涌流灌在大田壟膜溝種作物的應用試驗研究
  2. In order to adapt the demands of market economy , reformation of administration system in irrigation district is fully executed . one of the important symbol is levying water - rate by quantity having substituted levying by mu . this requires measuring water should be carried out thoroughly , especially in sublateral canals and field ditches
    為了適應市場經濟的要求,灌區(qū)管理體制的改革正全面展開,其中一個重要標志就是改以畝計征水費為按量計征水費,這就要求灌區(qū)量水,尤其是斗、支渠必須全面實施。
  3. It's difficult to find field ditch in a sentence. 用field ditch造句挺難的

相鄰詞匯

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