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- Zongshuban Pb Zn deposit occurs in the eastern part of Chenxian where the EW trending Shanhe anticlinorium meets with the SN trending Xishan anticlinorium. 枞树板铅锌矿处于EW向山河复背斜和SN向西山复背斜复合部位。
- The Huanggoushan Pb Zn deposit,occurring in the dolomite marble of Mesoproterozoic Zhenzhumen formation,is obviously controlled by strata. 吉林荒沟山铅锌矿床赋存于中元古界老岭群珍珠门组白云石大理岩中,层控特征明显。
- The Houjiangqiao Pb Zn deposit features multi source, multi stage in mineralization, which is mainly related to Devonian strata and hydrothermal activity. 后江桥铅锌矿具有多源、多阶段成矿特点,成矿主要与泥盆纪地层及热液作用有关。
- A comprehensive method of tectonic and sedimentation analysis is employed to study the geological setting of basin, tectonics and depth process in the Jinding superlarge Pb Zn deposit. 采用构造沉积综合分析的方法,研究了金顶超大型铅锌矿床成矿的盆地、构造和深部地质背景。
- Keywords W Sn Pb Zn Au Ag deposits deposit metallogenetic series Chenzhou Linwu fault belt Hunan; 钨锡铅锌金银矿床;成矿系列;郴州-临武断裂带;湖南;
- Keywords W Sn Pb Zn Au Ag deposits component of ore forming materials Chenzhou Linwu deep seated fault Hunan; 钨锡铅锌金银矿床;物质组分;郴州-临武断裂带;湖南;
- Keywords Thermoluminescence;Quartz;Calcite;Pb Zn deposit;Xitieshan; 热发光;石英;方解石;铅锌矿床;锡铁山;
- Keywords Zongshuban Pb Zn deposit;postmagmatic hydrothermal origin;early Yanshanian era;ore shoot; 枞树板铅锌矿;岩浆热液矿床;燕山早期;富矿体;
- Keywords Jinding Pb Zn deposit;strike slip extension basin;synsedimentary fault;thrusting nappe;mineralization process; 金顶铅锌矿;走滑拉张盆地;同生断裂;逆冲推覆;成矿过程;
- Refer to standard method of U.S.EPA SW 846,Be Cd Cr Cu Ni Pb Zn in solid wastes of hazardous goods in the field of railway station are determined by using Q 45 microwave digestion system and AAS. 参照美国EPASW846规定的标准方法,采用Q-45型微波溶样系统消解样品,原子吸收法测定铁路桃浦危险品货站固体废渣原样、浸滤渣样、浸提液样中的重金属Be、Cd、Cr、Cu、Ni、Pb、Zn。
- Content of 13 elements (As Cu Pb Zn Hg Cd ect. ) in all samples were measured by ICP-AES and spectrophotometer. EF and CMB receptor model is used to make source apportiontment of the dustfall. 用ICP-AES法和分光光度法测定样品中As、Hg、Cr、Cu、Pb、Zn、S、Cd、Co、Mn、Ni、Sr、Al等13种元素的含量;
- The researches and applications of Cu Sn plating both at home and abroad are overviewed, and various bath formulations and additives listed. 本文综述了国内外电镀铜锡合金工艺的研究进展和应用,列举了各种类型的镀液配方和添加剂。
- The electroless Sn Pb alloy plating process in methylsulfonic acid system was studied. 研究了甲基磺酸体系化学镀锡铅合金。
- Cu Sn plating is a right substitute for nickel coating because it is not allergic to human body, can meet anti diffusion requirement and has a lower cost. 电镀铜锡合金是一种合适的代镍镀层,它不使人体过敏,能满足防扩散性能的要求,且成本较低。
- Properties and preparing process of tri layer films with Ag base coating, Ni electrodeposit, Sn Pb alloy for terminal electrode of multilayer chip inductor were described. 介绍了叠层片式电感三层端头电极即银基底电极、镍层、锡 -铅合金镀层的性能及制备工艺。
- The main useful constituents of the deposit are Pb, Zn, Cu, Ag associated with Sn, In, Ga and Cd, etc. Lead isotopic composition of the ore is different from those of the ore hosted Hercynian granite and the Yanshaniangranite outside the ore region. 矿床主要有用组分为Pb、Zn、Cu、Ag,含Sn富In、Ga、Cd等分散元素,为一典型的多元素共生的多金属矿床。
- Fraction of Pb Zn Cd in soils are more activity than C Cr Ni Pb Cd concentration in soils increase with the applying of sludges. 土壤中Pb、Zn、Cd的存在形态相对于Cu、Cr、Ni要活跃,主要以氧化物结合态及有机物结合态存在,而污泥的施用有增加土壤中氧化物结合态Pb、Cd含量的趋势,但污泥的施用主要增加的是土壤中各种重金属残留态含量。
- Keywords Cu;Pb;Zn deposit;sphalerite;typomorphic characteristic;Jiangxi;Yinshan; 铜铅锌矿床;闪锌矿;标型特征;江西;银山;
- Relatively,the corrosion rate of Zn deposit was higher in Jiangjin than that in other places. 通过数据处理可知,锌防护层在江津的腐蚀率最高,青岛其次,海南万宁次之,武汉腐蚀率最低。
- A method for determination of Al,Ag,Bi,Cu,Cd,Co,Fe,Ni,Pb,Mg,Sn,Se,Zn in tellurium ingot by ICP AES were studied. 本文介绍了采用电感耦合等离子体发射光谱法(ICP-AES)测定碲锭中Al、Ag、Bi、Cu、Cd 等13 个杂质元素的方法。