With the water velocity between 0.62-0.73 m/s and d90 between 5-20 cm, there was high biodiversity.是什么意思_With the water velocity between 0.62-0.73 m/s and d90 between 5-20 cm, there was high biodiversity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句