吸附农药与溶解在土壤颗粒周围水膜中的农药平衡。
Adsorbed pesticide is in equilibrium with that dissolved in the water film around the soil particle.
综述了国内外测量尘埃等离子体中尘埃颗粒所带平衡电荷量的实验方法。
This paper introduces some methods of measuring the grain equilibrium charge on individual dust grain in a dusty plasma.
颗粒与流体之间的摩擦力与其重量相平衡。
The frictional force between a particle and fluid counterbalances the weight of the particle.
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