Secondly, a method of pole assignment is put forward for designing switching surfaces of PI type.
其次提出了一种比例积分型切换超平面的极点配置设计方法。
Surface electroosmosis method can reduce coal tangential resistance but the pole distribution affects the result of reducing resistance.
表面电渗法可有效地减少煤的切向阻力，但电极分布对电渗效果有很大影响。
Surface electroosmosis method can reduce coal tangent ial resistance but the pole distribution affects the result of reducing resistance.
表面电渗法可有效地减少煤的切向阻力，但电极分布对电渗效果有很大影响。
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