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- No.6 and 7 coal seams are anthracites characterized by low ash,super-low sulf... 近南北向和北北东向的断裂为正断层,对马头岭赋煤向斜构造造成切割破坏,使西翼浅部煤层未能保存。
- This additive can also perform the antiwear synergism with organic molybdate containing no phosphorus and sulf... 与不含硫磷的钼酸酯添加剂具有良好的抗磨协同作用。通过上述复合,可以拓展该添加剂的应用,提高其性价比。
- Compared with sulphate lignin grout, the new kind of sulph ate lignin grout has a higher strength, lower price and more easy-controllable gellitation time. 与以前的硫木质素浆液相比，硫木质素复合浆液强度更高，价格更低廉，浆液胶凝时间更易调控。
- Compared with sulphate lignin grout, the new kind of sulph ate lignin grout has a higher strength , lower price and more easy-controllable gellitation time. 与以前的硫木质素浆液相比，硫木质素复合浆液强度更高，价格更低廉，浆液胶凝时间更易调控。
- The result of determining the ash of HBS lignin is bette r than of sulf olignin that supplied by Jilin Dushanzi Company, when we use this method determi nate. 利用木质素灰分测定的方法,对高沸溶剂(HBS)法提取的木质素灰分与吉林独山子公司提供的木质素磺酸盐进行测定,结果表明本方法制备HBS木质素质量更好。
- The simple methods are put forward to calculate Fermi level and edge level of sulf ide mineral by means of potential of mineral electrode and zeta potential of mi neral surface. 提出采用矿物浮选常用参数，即矿物静电位和矿物颗粒表面动电位来计算硫化矿物的费米能级和边缘能级的简便方法。
- Biological reduction of sulfate with sulf ate-reducing bacteria(SRB) can chemically precipitate heavy metals and remove th e insoluble metal sulfide at the same time. 利用硫酸盐还原菌生物还原硫酸盐的过程中同时可将重金属化学沉淀为难溶金属硫化物而去除。
- It also found improvements in the Northeastern northeastern United States and the California Current that flows sUlf south along the west coastWest Coast. 该研究发现，在北海地区，波罗的海，比斯开湾还需要加强控制措施。
- Keywords expandable graphite;sulf ur;gravimetry; 可膨胀石墨;硫;重量法;
- sulf(o)-, sulph(o)- 硫, 磺基
- Keywords sulf amethorazole;sulfa drug;indirect AAS;silver nitrate; 原子吸收法;磺胺类药物;磺胺甲基异恶唑;硝酸银;
- Keywords copper sulf ate;copper bearing waste acid;soluble gluside; 硫酸铜;含铜废水;糖精钠;
- Keywords Sulf onylurea;Aminopyrimidine;Synthesis;Herbicidal activity; 磺酰脲;氨基嘧啶;合成;除草活性;
- Keywords gold-bearing complex sulf ide ore;flotation;EDTA;conditioning agent; 含金多金属硫化矿;浮选;EDTA;调整剂;
- Keywords Petroleum sulf oxides;Extraction;Distribution ratio;Uranium;Thorium.; 石油亚砜;萃取;分配比;铀;钍;
- Keywords Barium Sulf ate;Capillary Columm;Solubility;Chromatogranhy; 硫酸钡;毛细管柱;溶解度;色谱;
- Neutralization and filtration of liquid sulphur in sulph ur-burning sulphuric acid plants 硫磺制酸装置中液硫的中和与过滤
- Discussion on Natural Precipitated Particles and Sulph ate Rate of Air in the Urban Area of Luzhou 泸州市城市空气自然降尘和硫酸盐化速率的探讨
- Keywords polyphony lene sulf ide;polyethersulf one;melting;crystallization;thermal histo-ry.; 聚苯硫醚;聚醚砜;熔融;结晶;热历史;
- Keywords Dehydroepiandrosterone sulf ate Atherosclerosis Cerebral infarction Lipoproteins; 硫酸脱氢表雄酮;动脉粥样硬化;脑梗塞;脂蛋白类;
