铅的

Adapting the combination of CMC, Na2SO3 and Na2SiO3 which were environment-friendly as the depressant of galena instead of toxic sodium dichromate.

依据矿石性质的特点，铜铅锌浮选采用铜铅混合浮选、然后再进行铜铅分离，铜铅浮选尾矿进行浮选锌矿物的原则工艺流程。

The inspective mode for blood lead of children aged 0～6 years has tremendous effect in reducing lead poisoning and harm to children.

0～6岁儿童血铅监测模式对降低儿童铅中毒，最大限度地减低铅对儿童的危害，有着巨大的干预作用，把0～6岁血铅监测模式纳入儿童保健工作常规，具有有效性、可行性、可持续性，适宜在全国推广。

The inspective mode for blood lead of children aged 0～6 years has tremendous effect in reducing lead poisoning and harm to children.The inspective mode is applicable in our country as a regular work in children health care.

0～6岁儿童血铅监测模式对降低儿童铅中毒，最限度地减低铅对儿童的危害，有着巨大的干预作用，把0～6岁血铅监测模式纳入儿童保健工作常规，具有有效性、可行性、可持续性，适宜在全国推广。

The reaction rate constants of Pb〓 with pheophytin a, pheophytin b and hydroxypheophytin a were 2. 0 mol〓 l s〓, 0.78mol〓 l s〓and 1. 86 mol〓 l s〓, respectively.

铅与叶绿素a直接进行反应的结果显示：铅并不能取代叶绿素中的镁生成铅叶绿素。

And now,it has three branchers: graphite lead plant,color lead plant,and pencil plant.

企业简介济南明泉笔业有限公司是专业制作铅笔芯及铅笔的生产型民营企业，自1989年建厂以来，全体员工本着&以质量求生存，以创新求发展&的企业宗旨，齐心协力，精益求精，不断地发展壮大；现已拥有三个分厂：石墨铅芯厂、彩色铅芯厂、铅笔厂。

Jinan Mingquan Writing Instrument Co.,Ltd is a professional corporation in producing pencils lead and pencils since it was built in 1989.Sticking to the principle of "existing by quality,developing by innovation",we are making concerted effort,so that the scope of the enterprise is becoming more broader.And now,it has three branchers: graphite lead plant,color lead plant,and pencil plant.

济南明泉笔业有限公司是专业制作铅笔芯及铅笔的生产型民营企业，自1989年建厂以来，全体员工本着&以质量求生存，以创新求发展&的企业宗旨，齐心协力，精益求精，不断地发展壮大；现已拥有三个分厂：石墨铅芯厂、彩色铅芯厂、铅笔厂。

The effects of the health food "Lead Excreting Milk Power" on the fecal lead and blood lead concentrations in saturnic rats have been studied.

研究保健食品—排铅奶粉(L ead Excreting Milk Powder，LEMP)对实验性铅中毒大鼠的粪铅和血铅含量的影响。

In order to be more specific in every other variable affecting blood plumb level,we pick A factor- y's male coworker's data to do step by step logistic regression model, to see if high plumb expose wor- king group's blood lead level increase relate to eating bin lang at work, working hours, equipping prot- tection gloves and mask at work.

本研究为更清楚了解各项因素对血中铅值的影响，将选取A厂的男性员工之资料进行逐步回归模式分析，以了解高暴露铅作业组、工作时吃槟榔、工作月数、工作时戴手套、工作时戴口罩等因素与员工血中铅值增高是否具统计相关。

The test results were then independently reviewed by the Society of Automotive Engineers and published as an SAE paper, before the formula was finalised and finally released to petrol stations as New Shell Unleaded, Shell Unleaded 95 and Shell Premium Unleaded petrols.

测试结果，发表在独立审查的汽车工程师学会和一个汽车工程师学会发表论文，在公式最后定稿之前，公布在加油站的无铅新壳牌，壳牌无铅95和壳牌高级无铅汽油

Having MREE enrichment and evident minus-abnormity of cerium, the total REE in south coral reefs sediments is largely lower than that in other ocean zones, which indicate the dominately biologic sources of the sediment.

3铅同位素组成及三维拓扑投影矢量V_1、V_2值示踪结果显示：东北部海域沉积物铅同位素组成与珠江、华南地体的铅同位素组成及V_1、V_2值范围一致，反映其物源主要是珠江以及经台湾海峡输入的华南陆源物质。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。