常見(jiàn)例句

• Ratio Producing Runoff and Sediment from More Sediment andCoarse Sediment Region Occupying Total Runoff and Sedimentin the Middle Reaches of Yellow River
  黃河多沙粗沙區(qū)產(chǎn)水產(chǎn)沙對(duì)中游來(lái)水來(lái)沙的貢獻(xiàn)率
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