... standard void depth 标准空隙深度 standard depth level 基本水准面 l standard depth 国际标准深度 ...
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The suitable depth of groundwater level was presented for different kinds of soil, which can serve as the reference and standard for...
提出不同土壤类型地下水适宜埋深,为黄淮平原节水灌溉和排水标准提供依据。
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