1.
Survey on Lead Pollution and Urine Lead Level in Lead-exposed Workers of A Battery Factory
某蓄电池厂铅污染及铅作业工人尿铅水平调查
2.
Survey of blood lead levels in inhabitants nearby a certain lead-zinc mine region in Guangxi
广西某铅锌矿区附近长住居民血铅水平的研究
3.
Blood Lead Level in Children Around Lead Smelting Factory
某铅冶炼厂对周围儿童血铅水平的影响
4.
A survey on lead pollution and urine lead level in the workers of secondary battery plant;
某蓄电池厂铅污染及接触铅工人尿铅水平的调查
5.
Investigation of Lead Contents in Stationery and Drinks Frequently Used by Primary School Students;
小学生常用文具和饮料含铅水平调查
6.
Factors influencing the lead level in pregestational women in Nanjing City
南京市影响孕前妇女血铅水平的因素
7.
Dynamic analysis on children's blood lead levels of out-patient from 2002 to 2008
2002～2008年门诊儿童血铅水平动态分析
8.
The Blood Lead Level of Children with Kawasaki Disease and Coronary Artery Lesion
川崎病患儿血铅水平与冠状动脉损伤
9.
Investigation of blood lead level of children aged 1～5 in Chaohu city
巢湖市1～5岁儿童血铅水平的研究
10.
Effect of Dietary Chitosan on Level of Lead in Mice
摄食壳聚糖对小鼠体内铅水平的影响
11.
Investigation on lead level in blood of 2141 preschool children
2141名学龄前儿童血铅水平调查研究
12.
Objective To understand the relationship between dietary lead intake and blood lead level among children in Nanjing.
目的探讨南京市小学生食物铅摄入与血铅水平的关系。
13.
Correlation between blood lead levels and exposure to lead in ambient air was exhibited by Goldsmith and Hexter.
Goldsmith和Hexter揭示了血铅水平和暴露于带铅的空气环境的关系。
14.
Objective] To understand the blood lead levels of children and its relative factors in Lanzhou.
[目的]解兰州市0～岁小儿血铅水平及影响因素。
15.
Investigation on the Level of Blood Lead and its Influence Factors for 0-6 Children in Anshan Area
鞍山地区0～6岁儿童血铅水平及影响因素调查
16.
Objective To estimate blood lead level of children in Jinchang city of Gansu province.
目的了解甘肃省金昌市2~7岁儿童血铅水平。
17.
A horizontal line or plane at right angles to the plumb.
水平线与铅锤线成直角的水平线或水平面
18.
The plumB line is always perpendicular to the horizontal plane.
铅垂线总是垂直于水平面的。