1)secondary lead再生铅
1.There exist some problems in current development situations of secondary lead, such as, low output, improper industrial structure and inferior management etc.我国再生铅工业发展的现状不容乐观,存在产量低、产业结构不合理、管理不善等问题。
2.This paper briefly introduces the importance of the production of secondary lead and the present situation and methods of its production both at home and abroad with some suggestion proposed for the production.该文简述了废铅料回收的重要性,国内外再生铅生产的现状及方法,并对我国再生铅的生产提出有关建议。
英文短句/例句
1.Environmental Problems Worth Attention in Recovery Treatment and Regenerative Lead Production of Deposed Lead-acid Batteries废铅酸蓄电池回收处置与再生铅的生产
2.Discussion of Lead Effluent Standard of Waste Gas and Its Application in Regenerate Lead Industry再生铅行业废气中铅排放标准及其应用的有关问题探讨
3.Cyclic Economy Quickens Jieshou Reviving Step循环经济加速界首振兴步伐——田营再生铅工业区循环经济实施方案通过专家评审
4.Environmental Risk and Recycling Technology for Lead-containing Glass含铅玻璃材料的环境风险及再生利用技术研究
5.Reduction of PbO_2 Covered in Lead Paste of Waste Lead-acid Batteries废铅蓄电池湿法再生过程PbO_2的还原研究
6.For now, one of the most noteworthy trends in the world of UML is known as stereotyping.迄今,在XML界最令人注目的趋势是(像浇铸铅版那样)可再生法。
7.T: Listen to the tape and follow it. Pay attention to the intonation.(再听一遍,用铅笔标出语调,目的是使学生集中注意力,效率更高。)
8.Selection on Regenerated Catalyst for Natural Clinoptilolite after Absorbing Pb~(2+) from Wastewater and Determination of Use Condition天然斜发沸石除重金属离子铅再生剂的选择及应用条件的确定
9.cotton lead chromate棉铬酸铅处理(先用醋酸铅再用重铬钠或钾处理)
10.Research of PBGA Voids in Lead-Free Reflow Process无铅再流焊接PBGA空洞缺陷研究
11.extruding machine for making pencil leads生产铅笔芯用挤棒机
12.Analysis of Lead in Blood, Hair and Nail Samples from Resident Exposed to Lead Pollution in Soil某土壤铅污染地区人群生物材料铅含量分析
13.Intricate Cu, Pb and Zn sulphide ore is difficult to be separated by flotation, because Cu, Pb and Zn minerals is very close and the side of these minerals in ting.某铜铅锌硫化矿,铜铅锌共生关系密切,且铅锌矿物嵌布粒度细小,铅锌矿物分离难度大。
14.I do not like this pencil-box, please show me another.我不喜欢这个铅笔盒,请再给我拿一个看看。
15.The sheet is cut into disks, and these are clamped together with lead washers in tetween.再把这铜片切成圆片,夹在一起,中间垫进铅垫圈。
16.Simulation for Lead-free Solder in the Reflow Welding of PCB Warpage Deformation;无铅钎料在PCB再流焊中翘曲的模拟仿真
17.Studies on the Physiological Effects of Lead Stress on Rice Growth and the Characteristics of Uptake and Accumulation of Lead by Rice Plant;铅胁迫对水稻生理生长的影响及水稻对铅的吸收积累特征研究
18.The clean processing for lead-acid wastewater from the lead-acid battery plant铅酸蓄电池生产中铅酸废水的清洁生产处理工艺
相关短句/例句
regenerated lead再生铅
1.So the recovery and treatment of waste lead acid battery and the regenerated lead industry in China are in an opport.我国废铅蓄电池回收与管理以及主要以其为原料的再生铅工业正处于非常有利的发展时期。
2.Changing the polluted status of wasted lead acid battery recovery and regenerated lead production thoroughly must get the support of government in our country.简单地介绍了废旧铅酸电池对人类的危害、铅尘传播途径、国内外的回收和综合治理现状与工艺,探讨了直接利用废旧铅酸电池正极活性物质的可能性;并指出要彻底改变我国废铅酸电池回收和再生铅生产的污染现状,应该得到政府的支持。
3.Through analysis of soil environmental impact assessment of regenerated lead projects,the classification standard of soil environment quality in constructed area and current situation of soil environment in assessed area are elaborated.通过再生铅项目的建设对土壤环境的影响评价,评述建设项目所在区域的土壤环境质量分级标准及评价区域环境土壤现状;从正常工况和非正常工况两方面预测污染物铅排放对土壤环境的潜在污染,并定量分析其危害程度;并指出铅排放对人体健康及植被、农作物的危害,提出污染防治措施和监测方案。
3)secondary lead再生铅<冶>
4)regenerative removal agent再生除铅剂
1.This paper describes the industrial experiment of regenerative removal agent to remove lead.进行了再生除铅剂精炼除铅的工业试验。
5)regeneration of doctor solution铅酸钠溶液的再生
6)pig lead铅锭,生铅
延伸阅读
铅-铅测年分子式:CAS号:性质:238U和235U两个母体铀同位素的特性实质相同,所产生的放射性成因206,207Pb的方程可合并为(207Pb/206Pb)=[(235U/238U)](t-1)。235U/238U现在的比值是1/137.8,利用非放射性成因‘稳定’204Pb作为参考同位素,作(207Pb/204Pb)与(206Pb/204Pb)的Pb-Pb等时线,应用方程计算年龄,式中(207Pb/204Pb)和(206Pb/204Pb)0是初始比值。
