Evaluation of direct and indirect sampling method for respirable crystalline silica compliance monitoring among granite quarries workers in Kuala Lumpur and Selangor /
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| 格式: | Thesis 图书 |
| 语言: | English |
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| 实物描述: | xxi, 166 pages : illustrations ; 30 cm. |
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| 参考书目: | References : page 142-153. |