| 1. | Labor hygiene research on asphalt concrete mixture engineering 沥青混凝土拌制工程劳动卫生调查 |
| 2. | Survey on occupational health condition in large cement enterprises 常州市某辖区私有企业职业卫生调查与分析 |
| 3. | Occupational hygienic investigation and evaluation of a monomethylamine engineering plant 某厂甲胺工程职业卫生调查评价 |
| 4. | Analysis of the tableware sterilize status of haizhu district in guangzhou city 广州市海珠区饮食业餐饮具消毒卫生调查分析 |
| 5. | Investigation on occupational health status of organic solvent from facto ries in futian district of shenzhen city 某区工业企业有机溶剂职业卫生调查 |
| 6. | According to the indonesia demographic and health survey 2002 / 2003 newborn mortality accounts for 39 per cent of national infant deaths 根据印度尼西亚人口和卫生调查2002 / 2003的数据,新生儿死亡率?了该国婴儿死亡数量的39 % 。 |
| 7. | Comparison of diffiferent models indicates that in analyzing the data from large - scale health survey with hierechical structure , multi - level modeling is strongly recommended 对于不同模型的比较认为多水平模型可以有效地用于当前许多大型卫生调查中具有层次结构的数据的分析,克服普通回归模型的不足。 |
| 8. | Methods : the occupational health status were investigated in enterprise which n - hexane were used , and the concentration of n - hexane in the workplace was monitored and the occupational physical examination was conducted for workers 方法:编制职业卫生调查表,逐条对企业职业卫生现状进行调查,并对工作场所空气中正已烷浓度进行监测及部分企业员工开展职业性健康检查。 |