英语词汇descending velocity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	descending velocity
释义	descending velocity 简明释义下降速度网络释义 1 ?下行流速 ... 下行 down; go down 下行流速 descending velocity 行流 xingliu ... 短语 1 crucible descending velocity 坩埚下降度 2 descending velocity after e peak E峰后下降速度 3 ascending and descending velocity control 升降速控制双语例句 1 The expansion ratio is related to the liquid flow rate, fluidization velocity and free descending velocity of the packing material. 填料膨胀率的大小与液体流量、填料的流化速度及自由沉降速度有关。 2 The expanding velocity of its radius reached the minimum when the ascending or descending velocity was in the maximum and vice versa. 上升下降速度最大时半径膨胀速度最小，而上升下降速度最小时半径膨胀的速度最大。
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