trench

基本解释n.&v.(挖)沟,(挖)战壕

网络释义

1)trench,n.&v.(挖)沟,(挖)战壕2)excavate a trench,挖壕沟.3)trenching method,挖壕沟法4)trench excavator,挖沟机;挖沟杈;挖壕沟机5)To dig trenches for protection.,挖沟壕来防护6)To dig or occupy a trench.,挖或占据壕沟

用法和例句

A trenching method and root biomass regression method were used to determine the contribution of root respiration to total soil respiration in a subtropical forest ecosystem.

采用挖壕沟法和根系生物量外推法对桤柏混交林地根呼吸在土壤总呼吸的贡献进行了为期1 a的对比研究。

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