The floatation performance of jamesonite with diethyldithiocarbamate as collector is studied.研究了以乙硫氮为捕收剂时脆硫锑铅矿的浮选性质.A new type of inhibitor ( RC ) was used for separating jamesonite from pyrrhotite.研究了新型抑制剂 RC 在脆硫锑铅矿和磁黄铁...
Having admired de Gaulle, he had little difficult with the Gaullist strain in Pompidou's approach.基于对戴高乐的仰慕, 他对蓬皮杜处事的的戴高乐气质一点不感到别扭.De Gaulle was a born pedagogue who used the public platform and the television scree...
将大鼠分成对照组 、 烫伤组和驻极体实验组.SD rats were divided into 3 groups: control, scald and electret group.本文讨论了聚丙烯驻极体恒流电晕充电期间电荷的建立.The surface potential build - up with constant current corona charging for polypropylene electrets was ...