When in preparation, the raw materials after drying over a fire are mixed according to the mix ratio by weight, smashed into the powder and passed through the 80 mesh screen.

制备时将所述的原料焙干后按照重量配比混合，粉碎成粉末，过80目筛即可。

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The application of TOPSIS method in seeking the optimum mixture ratio of blended coal is described in much detail by confirming the weight of index with entropy.

介绍了逼近理想解排序法—TOPS IS算法，同时利用熵值法确定指标的权重，并详细描述了该方法在优选配煤方案中的应用。

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High torque to weight ratio, high efficiency and wide speed range should be the qualities possessed of by the motor drive systems in Electric Vehicles.

电动汽车中的电机驱动系统应该具有高转矩重量比、高效率以及宽广调速范围等特点。

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All models were required to have a body mass index -- a ratio of height and weight -- above 18, the minimum limit considered healthy by the World Health Organization.

CNN: Young models dying to be skinny