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For a long time to place dishes of water increased nitrite can lead to methemoglobinemia, or even can lead to nitrite poisoning.

长时间放置的菜水亚硝酸盐增高，会导致高铁血红蛋白血症，甚至可导致亚硝酸盐中毒。

The research team have ever fabricated the thin-film of ther mocouples by Multiple Arc Ion plating, and the contributions of the film are deviating from the target, so the Seebeck coeffcient is not in accordance with the normal thermocouples composed of Ni-Cr/Ni-Si wires, which lead to the larger error when Ni-Cr/Ni-Si wires was applied to the cuting test as compensation lead.

本课题组曾采用多弧离子镀方法制备Ni-Cr/Ni-Si薄膜热电偶，由于薄膜成分偏离标准大块Ni-Cr/Ni-Si材料，导致热电偶塞贝克系数与标准Ni-Cr/Ni-Si丝式热电偶相差较大。

Many of the countries which lead in oil production also lead in natural gas production.

许多生产石油的主要国家同时也是生产天然气的主要国家。

Then, in 1979, a well-designed study by pediatrician and psychiatrist Herbert Needleman resolved the dispute by establishing a direct correlation between the lead content of a child's teeth and bad classroom behavior. Twelve years later follow-up studies on these children found that those who had the highest lead levels in their teeth as children continued to have school problems through their last year of high school including more school failures, reading disabilities, and lower class standing.

到1979 年，由儿科医生兼精神病学家赫伯特·内德勒曼设计的一个著名实验证明不良的学习成绩与儿童牙齿中的铅含量直接相关，从而为争议下了定论12 年后对这些人的后续研究表明，当年牙齿中含铅量最高的孩子在中学毕业前一直存在学习上的问题，包括考试不合格、阅读障碍和班级排名靠后。

A new method was studied for the determination of Nickel in Lead ingot in nitre acid after the main part were separated by Lead Sulphate.

方法操作简单，精密度、准确度均可满足分析要求，适用于铅锭中0 0001%～0 005%镍量的测定。

Based on the pressure curve experiment, the physical characteristic of ore-bearing rocks of the Luoba lead-zinc deposit in the Qinling Xicheng deposit field shows small porosity, low permeability and bad link ostiole in the ore-bearing rocks series. The feature indicates that the physical characteristic of ore bearing is unfavorable for forming the Luoba lead-zinc deposit.

采用压汞分析技术对秦岭多金属成矿带西成矿田洛坝铅锌矿床含矿层各岩系的物性特征进行了研究，结果表明含矿层各岩系物性特征具有孔隙度小、渗透率低、孔喉连通性差的特点，这一特征对洛坝大型矿床的形成是极为不利的。

The paper introduced the method and the theory of Lead Sulfide film preparation——Chemical Deposition and analyzed the reason of outshoot cling to the surface of Lead Sulfide film during the process of chemical deposition .

本文介绍了PbS薄膜常用化学沉淀的制备方法及原理，深入分析了基片沉淀过程中表面出现突出物现象的原因，薄膜基片电镜分析以及改善PbS基片表面均匀性的工艺方法。

9 Lead to turn on electricity a test: LCD manifestation:Overdischarge Test, the test semi-processed goods battery lead to turn on electricity protection function, if the battery electric voltage be low to the 9.2 V can't stop turn on electricity, LCD manifestation:Overdischarge Fail.

4.9 过放电测试： LCD显示：Overdischarge Test，测试半成品电池过放电保护功能，若电池电压低到9.2V时不能停止放电，LCD显示：Overdischarge Fail。

Rapid economic growth may lead to an overextension of resources and lead to an eventual catastrophic

经济迅速增长可能导致过度使用资源，并引起最终巨大的灾难。

Rapid economic growth may lead to an overextension of resources and lead

经济迅速增长可能导致过度使用资源，并引起最终巨大的灾难。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。