查询词典 lead

Its June 2008 acquisition of a controlling stake in Leadage Alloys India means the company now has two secondary lead smelting operations, from which it can source up to 34,000 t/y of secondary lead.

在2008年6月份取得印度Leadage Alloys公司的控股权后，Exide Industries公司旗下已经拥有两家再生铅冶炼工厂，每年提供的再生铅原料可达34，000吨。

Experiment about flotation characteristics of amesonite, marmatite and pyrrhppite are done. According to the result, we can select suitable collection and reagents to inhibit iron minerals .for the separation of lead Zinc minerals Small-scale experiments of flotation separation of lead and antimony minerals .

采集了脆硫锑铅矿、铁闪锌矿、磁黄铁矿等纯矿样，进行了这些纯矿物的一系列浮选性能试验，并以纯矿物的试验初步筛选铅锌浮选分离的组合捕收剂、硫化铁矿的抑制剂。

Neomycin on ammonia acid can lead to vitamin B12 deficiency; phenytoin, methotrexate, B ammonia pyrimidine, methyl benzyl ammonium pyrimidine and Triamterene, etc. can cause folic acid deficiency; mercaptopurine, 5 - fluoro-piperidine urine density, Ara-C, etc. can interfere with nucleic acid synthesis, these drugs can lead to megaloblastic anemia.

新霉素、对氨水杨酸可导致维生素B12缺乏；苯妥英钠、甲氨蝶呤、乙氨嘧啶、甲基苄氨嘧啶及氨苯蝶啶等可引起叶酸缺乏；巯嘌呤、5--氟尿密啶、阿糖胞苷等能够干扰核酸的合成，这些药物都可导致巨幼红细胞性贫血。

Adopting special lantern gear to minify the drive error of the screw drive chain on CA6140 lathe,high-precision inch-system lead screw and modulus lead screw can be processed.

采用专用挂轮，减小了CA6140螺纹传动链的传动误差，可加工出高精度英制丝杠和模数丝杠。

The influence of Zr/Ti on the mechanical and electrical properties ,phase composition,lattice constant of lead niobium stibium zirconate titanatePb(Nb1/2Sb1/2TiO3-PbTiO3-PbZrO3 (Nb1/2Sb1/2=0.02mol piezoelectric ceramics ,in which there are tetragonal and rhombohedral phases coexistent (morphotropic phase boundary,MPB),was studied by conventional containing lead piezoelectric ceramic processing and X-ray diffraction.

借助X-射线衍射仪，采用传统含铅压电陶瓷制备工艺研究了Zr/Ti对准同型相界附近铌锑锆钛酸铅（Pb(Nb1/2Sb1/2)TiO3-PbTiO3-PbZrO3）(Nb1/2Sb1/2=0.02mol压电陶瓷机电性能、相组成和晶格常数的影响。

Neurophysiological basis of cognitive aging lead to degradation, will lead to decline in D.

神经生理的老化导致基础的认知能力退化，将导致晶体智力下降 D。

Presented in this paper is the process of design a fast pulse-charger for lead-acid battery. The charger is mainly designed for nonspillable lead-acid assembled batteries that used in automobiles, proposed working envirments are home and outdoors,main requirements are short charging time, high charging efficiency, smart control methods, reliable work,efficiently increase the life of batteries.

本文介绍了一个铅酸蓄电池脉冲快速充电装置的研制过程，这一装置以汽车用密封铅酸蓄电池作为主要充电对象，以家用及室外环境卫主要工作环境，主要设计要求为充电时间短，充电效率高，控制智能化，运转安全可靠，能够有效延长蓄电池寿命。

Objective To study the association between VDR gene polymorphism and blood lead and serum calcium levels in the occupationally lead-exposed workers.

目的 探讨维生素D受体基因多态性与接铅工人血铅和血清钙的关系。

Lead-exposure is proved to be occupationally hazardous for the workers in the battery factory; effective preventive measures should be taken in this factory to prevent the attack of lead poisoning.

该蓄电池厂的铅作业工人存在明显的职业危害，企业必须采取有效的职业病防治措施，预防控制铅中毒发生。

As it is impossible for an active catheter with a very small space to accommodate overmany lead wires in minimally- invasive surgery,a matrix network system is presented,in this paper,to control SMA actuators using minimum lead wires.

根据徽创介入手术主动导管尺寸微小、空间有限不能容纳过多导线的结构特点，提出了一种矩阵式驱动控制系统，使用最少的导线完成对多个SMA驱动器的控制。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。