The structure development of coal chars under high temperature reducing conditions was studied.

研究了在高溫還原性條件下煤焦的孔隙結(jié)構(gòu)的變化規(guī)律.

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The interaction force between two current elements and a pair of moving point chars is discussed.

討論了兩電流元之間及一對運(yùn)動電荷間的相互作用力,闡明這種相互作用力不滿足牛頓第三定律的原因.

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