常見(jiàn)例句Objective To know and master the charater of the genesis and development and epidemic of flourine poisoning. 目的了解和掌握黔南地區(qū)地方性氟中毒的發(fā)生、發(fā)展及流行特征。This article introduces the application and effect of flourine surfactant in oil-proof paper. 本文介紹了氟表面活性刑在防油紙中的應(yīng)用和使用效果。Inhibitory Experiment of Chlorothalonil and its flourine containing derivative against Piricularia oryzae were carried out. 對(duì)百菌清及其含氟衍生物對(duì)稻瘟病病原的抑菌作用進(jìn)行了對(duì)比試驗(yàn)。Removing flourine from water by the zeolite changed with rare earth is discussed.The mechanism is studied and the conditions of use are set up. 研究了用稀土改型的沸石在水中的除氟性能,對(duì)使用條件及除氟機(jī)理進(jìn)行了研究。Keywords flourine;sinter;existing state;effecting; 氟;燒結(jié)礦;賦存狀態(tài);作用;Keywords sinter bearing flourine;pore;SFCA;strength.; 含氟燒結(jié)礦;微氣孔;SFCA;強(qiáng)度; 返回 flourine