根据紊动悬浮泥沙的机理，本文分析了泥沙在管路中输送时有效悬浮指标的表达式。
SUSpension index of the flow in a closed conduit is analysed analysed considering the mechanism of the turbulent sediment sUSpension.
首先，区分汽车和飞机的指标是速度，至于磁悬浮车辆，那只能在摩登家族和电影中出现。
First of all, it is important to distinguish convertible car-planes from the speedy, levitating vehicles seen on the Jetsons and in the movies.
将叶绿素及其与悬浮质的比值的平均数作为对生物量的衡量指标。
The averages of chlorophyl and its ratio with ss were used as the measure indices of biomass.
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