1Development and application prospect of coal quality inspection technologyFANG Quanguo, PI Zhongyuan1-52Some points on the development of coal testing techniquesXIE Qiang6-12,173Key technologies and application of coal automatic sample preparation systemPI Zhongyuan, ZHANG Lianqiang, SUI Yan13-174Research on judgment method of coal division effect based on particle backtracking technologyWANG Yangyang18-235Study on determination of mercury in solid biofuels by direct methodWANG Huayang24-28,396Research on distribution characteristics and occurrence state of mercury in Zhengzhou coalSHI Yongli, ZHANG Kai29-337Study on content distribution and occurrence form of fluorine in Shaanxi coalZHAO Bo, WEI Ning34-398Study on the quality evaluation index of fully automatic coal sample preparation systemZHANG Taiping, ZHU Qini, FAN Zhibin, HE Wenli40-469The linear relationship between spectral intensity and elements in laser-induced breakdown spectroscopyNI Lin, LI Yanfang, CUI Xiaofeng, NI Haoran, WANG Huayong, LIU Zhe47-51,5710Application of non-belt integrated automatic train sampler in Yangquan Coal Industry GroupWANG Heping, ZHU Xuehai, ZHANG Guoguang52-5711Discussion on three calculation methods of synthetic standard uncertainty in the process of measurement uncertainty evaluationZHANG Qi58-61,6612Adhesion mechanism and key techniques for sample preparation of moist coalZHANG Wei, REN Xiangjun62-6613Research on the application of intelligent transfer vehicle based on GPS positioningZHANG Zhongtao, REN Shuai, HUANG Zhikun67-7114Experimental comparison research of accurate determination of fluorine in coal by dynamic slope methodLIU Xiaochuan, LUO Binbin, YAN Aifeng, XIE Lihui72-7515Determination of sulfur content in petroleum coke by Infrared-adsorption methodGUAN Song, JIN Wei, SHI Gaoxing, ZHANG Qingjian, LIU Baogang, XIANG Zhanchang76-7916Application of fully automatic sample preparation system in bauxite industryXU Yushan, BAI Xintian, ZHOU Pin, LU Hailai, LOU Xinhua80-8317Research on application of different air drying methods in coal quality analysisKONG Lingyan, NI Fengcheng, LU Chang84-8918Evaluation of uncertainty of measurement results for fluorine determination in coalWANG Huifang90-93 