英语词汇“farm drainage”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	farm drainage
释义	farm drainage 基本例句农田排水 In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
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