Lead content was detected in blood, brain and bone.
监测血液、脑、股骨铅含量。
The United States has restricted lead content in paint since nineteen seventy-eight.
美国自1978年以来限制油漆中含铅量。
The lead content was no significant difference between raw tea and ripened tea from the same sources.
云南相同主产地的生茶和熟茶中铅含量没有显著性差异。
To observe the relationship between lead content in blood and urine and acute tetraethyl lead poisoning.
目的观察血铅和尿铅含量与急性四乙基铅中毒程度之间的关系。
Based on the measurement of lead content in soil by GFAAS, the sources of the uncertainty of measurement was analyzed.
通过石墨炉原子吸收光谱法对土壤中的铅量进行了测定，对影响测量结果的不确定度分量进行了量化的计算。
The Lead content in tea leaves from main tea producing areas of Zhejiang Province and its affecting factors have been investigated.
对浙江主要产茶区茶叶原料铅含量进行了调查研究，其状况不容乐观。
Objective: To study the effects of lead content in blood and nutrition status on 9 ~ 11 years old children for their growth and development.
目的：研究9 ~11岁儿童血铅含量和营养状况对儿童生长发育的影响。
Each paint sample was applied in a single layer to a wood block, left to dry and then removed and analyzed in UC laboratories for lead content.
每个油漆样本置于单层木板，干燥后移出并在辛辛那提大学实验室分析铅含量。
The Safe Drinking water Act Amendment of 1986 prohibits the use in potable water systems of any solder having a lead content in excess of 0.2%.
G 1986年颁布的《美国安全饮用水法》规定，任何用于饮用水系统的焊料其铅含量不得超过0.2%。
The importance of lead removal of propolis, the sources of lead in propolis and the solutions to reduce lead content in propolis were introduced.
简述了蜂胶除铅的重要性、蜂胶中铅的来源和降低蜂胶铅含量的方法。
It might probably be one of practical ways to decline the lead content of tea by planting some woody plants between the tea garden and the highway.
在茶园靠公路一侧种植适当的树木是降低茶叶中铅元素含量的有效方法之一。
The few lead content is beneficial in the precious metal cyaniding, but the high lead content in the gold concentrate roasting-cyaniding is harmful.
少量的铅含量在贵金属的氰化提金工艺中是有益的，但铅含量过高在金精矿的焙烧—氰化提金过程中是有害的。
Methods The urinary lead content and urinary NAG activity of 135 lead-exposed workers in one storage battery plant and 52 normal controls were detected.
方法对某蓄电池厂135名铅作业工人及52名非接触者进行了尿铅含量及尿nag活性测定。
This method can be operated easily and fast. The detection limit is low while the sensibility is high. So it is a better method to measure lead content.
该方法操作简便、快速、检出限低、灵敏度高，是检测微量铅含量一种较理想的方法。
Correlation analysis indicated that there were significantly negative correlations between soil biomass carbon and urease activity with available lead content in the soil.
土壤有效铅与土壤微生物生物量碳及土壤脲酶呈显著负相关。
The Commission is proposing to clarify when component part testing can be used and clarify which textile products have been determined not to exceed the allowable lead content limits.
委员会现澄清可使用的零部件测试并澄清何种纺织品不得超过铅含量许可限制。
This paper describes the compound type of bean card coagulant applied to make bean curd, experimental principle and operating method for the determination of lead content in coagulant.
本文报导复合型豆腐凝固剂用于制造豆腐，对凝固剂进行铅含量测定的实验原理和操作方法。
The content of lead in 12 decoration coation was determined by a atomic absorption spectroscopy. The results shows that the lead content is all below the limit by the official standards.
用原子吸收光谱法对十二种涂料的铅含量进行了测定，结果均未超标。
The lead contents in tea leaves had a significantly positive relationship with the available lead contents in the soil, therefore, reducing the available lead content in the soil would be on…
虽然茶叶中的铅含量现状并没有象报道中所说的那么严重，但茶叶中铅元素的含量的确呈现出了升高的趋势。
Lead in solders consisting of more than two elements for the connection between the pins and the package of microprocessors with a lead content of more than 80 % and less than 85 % by weight.
铅含量(以重量计)在80%到85%之间、連接插脚与微处理器封装的含兩个元素以上的焊料中的铅。
The friction coefficient and wear rate decreased with increasing lead content, especially the anti seizure property of al Pb alloys containing 20wt. % and 25wt. % lead was improved remarkably.
随着铅含量增加，合金的摩擦系数与磨损率显著下降，尤其铅含量为2 0 %与2 5 %的合金抗咬合性能明显提高。
The effects of cooling velocity, the lead content and the gravity on the microstructures of Al Pb alloy were discussed based on the results of optical microscope, SEM and quantitative metallography.
利用光学显微镜、扫描电镜、定量金相等技术研究了冷却速度、铅含量、重力作用等对铝铅合金显微组织的影响。
The preview boxes also can contain deep links, which are essentially links found on the main page that lead to content buried deeper in the site.
预览窗也可包含深度链接，是那些在主页上发现的基本链接，可引导你进入到隐藏在网站更深处的内容。
On the contrary, such guidelines are extremely effective as they lead the visitors through the site content in a very simple and user-friendly way.
相反的，这些导航是极其有效的，因为他们能够以一种非常简单和友好地方式带领网页的浏览者在网站内容间穿梭。
Incineration of heavy metals or materials with high metal content (in particular lead, mercury and cadmium) can lead to the spread of toxic metals in the environment.
焚烧重金属或金属含量高的材料(尤其是铅、汞和镉)可能使有毒金属传播到环境中。
The perfect balance of fonts, colors, whitespace and content can lead to a great looking design that keeps your visitors coming back for more.
字体、色彩、空白与内容间的完美平衡可以构成一个非常好看的设计，你的用户也会再次回来。
The perfect balance of fonts, colors, whitespace and content can lead to a great looking design that keeps your visitors coming back for more.
字体、色彩、空白与内容间的完美平衡可以构成一个非常好看的设计，你的用户也会再次回来。
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