12r
12r-
Technology condition and dynamics experiment for degradation of direct red 12R by photocatalytic oxidization in suspended system
悬浮体系光催化氧化降解直接桃红12R的工艺条件及动力学实验
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Surface Resonance Raman Spectra of Vitamin B_ ( 12a ), B_ ( 12r ) and B_ ( 12s ) at A Silver Electrode
维他命B（12a）、B（12r）和B（12s）在银电极上的表面共振拉曼光谱
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When the inclined angle of the rotary kiln is 0.8 ° and revolving speed is 12r / min , desulphurization of the cinder in the rotary kiln is over 85 % .
硫酸渣在回转窑内脱硫效果明显，回转窑倾角0.8（°），转速12r/min时，脱硫率达85%以上。