查询词典 lead on

A kind of lead-dioxide electrode was prepared by plating lead dioxide on the surface of kryptol.

其中二氧化铅电极是通过在碳棒上电镀而成的。

To seal with lead.a cement resembling putty; made by mixing white and red lead in boiled linseed oil; used as luting on pipe fittings.

一种类似油灰的胶泥，由白色和红色的铅与煮沸的亚麻油混合而成，用于封闭管道接口。

The effects of different lead concentration in meadow brown earth, red earth and gray limestone soil on wetland rice growth and its uptake of lead were investigated. The results showed that all treatments did not significantly change the biomass of wet...

水稻吸收的Pb与土壤中的添加Pb、总量Pb和DTPA可提取Pb含量之间均有着极显著的相关性，并由此计算了Pb的表观临界含量，其中湖北土对Pb的污染十分敏感(表观临界含量为79mgPb·kg-1)。

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。

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。

It is the past use of lead pipework to supply buildings that causes most concern, because lead may have an effect on the mental development of children and be a factor in behavioural problems.

这是过去使用铅管道提供建筑造成最关心，因为铅可能会影响孩子的心理发展，是一个重要的因素在行为方面的问题。

Shen Zhen wonhand industrial co.,ltd Is the production of lead-acid battery-based, scientific research, development, production, trade in one of the new enterprise, located in Shenzhen Baoan, production base in Guangdong Qingyuan, plant covers an area of 45,000 square meters, with modern garden-like plant and from the lead powder processing, battery plate production to assembling a series of production processes, have to rely on its own advanced technology, superb technology, a wealth of manufacturing experience, and scientific management methods, to produce high-quality, Products for the purpose of reliable and dedicated services to our customers at home and abroad!

万亨德实业有限公司是以生产铅酸蓄电池为主，集科研，开发，生产，商贸于一体的新型企业，座落于深圳宝安，生产基地在广东清远，厂房占地面积45000平方米，拥有现代化的花园式厂房和从铅粉加工，极板生产到电池装配等一系列的生产过程，都依靠自身的先进工艺，精湛的技术，丰富的制造经验，和科学的管理方法，以生产优质，可靠的产品为宗旨，竭诚为国内、外广大用户服务！

The volcanic rocks and ores characterized by high concentrations of radiogenic lead indicate that the deposit formed on mature island-arc environment, and most of the ore lead was derived from the same environment as the associated volcanic rocks.

火山岩、矿石以富放射性成因铅为特征，反映成矿环境为成熟的岛弧环境，矿石铅与火山岩铅应属于同一来源。

To start rasping off lead with no plan is a mistake waiting to happen, it is easy to take too much lead off and very hard to put back on.

开始rasping小康带头与没有计划是一个错误的轮候情况，是很容易采取太多导致起飞和很难放回。

Third, the results also revealed that the toddlers'rhythmicity, intensity of reaction, quality of mood and the parenting style of punishment were always lead to the incidence of the deregulation incidence of social-emotional development. In the end, the binary logistic result told us that toddlers'gender, age, apporoach and withdrawal, persistence, threshold of responsiveness, the parenting of refused, encourage independence and explore and low-voltage-induced all can lead to the incidence of the competence.(2) The degree of effect caused by genetic and environmental factors on the toddlers'social - emotional development were revealed by the structural equation model.

研究结果1。两分类logistic回归分析发现，影响中国幼儿情绪社会性外显问题的生物遗传及环境因素有年龄、性别、活动水平、趋避性及适应性，母亲文化程度、拒绝及惩罚的家庭教养方式；影响内隐问题的遗传及环境因素有年龄、活动水平、趋避性、情绪本质及拒绝、关注与保护、控制施压的家庭教养方式；影响失调问题的遗传及环境因素有节律性、反应强度、情绪本质及惩罚的教养方式；影响能力问题的遗传及环境因素有性别、趋避性、坚持性、反应阈、家庭收入、接纳、拒绝及低压诱导的家庭教养方式。2。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。