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, 2001, 32(2): 52-53. [7] 程亚亚. 高氯菱锰矿预处理及浸出液脱氯工艺研究[D]. 重庆: 重庆大学, 2015. CHENG Ya-ya. Study on high chlorine rhodochrosite pretreatment and dechlorination from leaching solution[D]. Chongqing: Chongqing...: 中南大学, 2012. SU Sha. The removal of fluoride and chloride from sulfuric acid waste[D]. Changsha: Central South University, 2012. [33] 窦传龙. 溶剂萃取法从硫酸锌溶液中萃取脱氯的试验研究[J]. 湖南有色金属, 2009, 25(4): 21-24. DOU......
each experiment, the gold electrode was polished with 2000-mesh metallographic sandpaper first and then with alumina powder. After that, the gold electrode was washed with dilute nitric acid (CHNO3.... Treatment of copper-rich gold ore by cyanide leaching, ammonia pretreatment and ammoniacal cyanide leaching [J]. Transactions of Nonferrous Metals Society of China, 2015, 25(2): 597-607. DOI......
的相同.从图10可以看出:引入高斯噪声后,在晚期预处理结果与理论结果出现偏差,通过改变噪声的幅值,发现噪声越小,预处理结果与理论结果重合度越高,当噪声为0时,如图10(a)曲线2所示.当系统在高斯噪声干扰下,采用该预处理方法仍可以得到与理论值拟合程度较高的估计值. 图10 预处理结果与理论值 Fig. 10 Pretreatment results and theoretical values......
-zhi, ZHANG Ting-an, BAO Li, DOU Zhi-he, ZHAO Ai-chun, QU Hai-cui, NI Pei-yuan. Roasting pretreatment of high-sulfur bauxite and digestion performance of roasted ore [J]. Transactions of Nonferrous......
scaffold applications [1-3], thanks to their acceptable bio- compatibility, biodegradability [4], and appropriate degradation behavior [5,6]. Zn element plays an indispensable role in the nucleic acid... at 620 °C in the steel crucible with pretreatment of coating inside of it, and then immersed the pure Sr (wrapped in the Zn foil) into the melt, under the protection of high purity argon. The melt......
of valuable metals by direct separation [2,3], sintering [4-6], and acid leaching [7,8], etc, (2) utilization as a raw material for brick making [9,10], road construction [11,12], and cement [13], and (3) land..., 2015, 301: 46-55. [3] LIU Wan-chao, ZHANG Xiao-shen, JIANG Wen-chen, ZHU Xin-feng, YANG Jia-kuan. Study on particle size separation pretreatment of Bayer red mud [J]. Chinese Journal of Environmental......
and testing to compare with the as-machined condition. Specimens were immersed in a 10 wt.% sodium hydroxide solution for 60 s at 60 °C, and then desmutted in 30 vol.% nitric acid solution for 30 s before... of aluminium [M]. Amsterdam: Elsevier, 2004. [30] NAZAROV A, ROMANO A P, FEDEL M, DEFLORIAN F, THIERRY D, OLIVIER M G. Filiform corrosion of electrocoated aluminium alloy: Role of surface pretreatment [J......
and the white area is Al matrix. The distribution of SiCp is homogeneous. The reasons are as follows: 1) the pretreatment subdues the agglomeration of SiCp itself [25]; 2) the metal coatings improve......
, 邓青宇. 高硫铝土矿微波焙烧预处理[J]. 重庆大学学报, 2012, 35(1): 81-85. ZHANG Nianbing, BAI Chenguang, DENG Qingyu. Microwave roasting pretreatment of high-sulfur bauxite[J]. Journal of Chongqing University(Natural Science......
, 2010, 29(S1): 2616-2622. [13] TAO Zhi-gang, LI Meng-nan, ZHU Chun, HE Man-chao, ZHENG Xiao-hui, YU Shi-bo. Analysis of the critical safety thickness for pretreatment of mined-out areas underlying......