| 1. | 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。 |
| 2. | Blood lead level of children in the urban areas in china 中国城市儿童血铅水平调查 |
| 3. | Passive smoking and blood lead level 被动吸烟与幼儿血铅水平关系的研究 |
| 4. | The technical indicator reaches the international leading level 技术指标均达到国际领先水平。 |
| 5. | Investigation on blood lead levels of 8 836 children aged 0 15 in tianjin 15岁儿童血铅水平调查 |
| 6. | Product ' s fire resistance performance has occupied domestic leading level 产品耐火性能处国内领先水平。 |
| 7. | Investigation of blood lead level of the children in kindergartens in danyang 丹阳市幼儿园儿童血铅水平调查 |
| 8. | A study on relationship between blood lead level in children and fetal umbilical cord 儿童血铅与胎儿期铅污染的关系 |
| 9. | The various technology economy indexes to reach leading level in china 该炉的各项技术经济指标均达到了国内领先水平。 |
| 10. | Blood lead level and related risk factors among children aged 0 - 6 years in beijing 6岁儿童血铅水平与相关影响因素的研究 |