dust concentration
基本解释
- [環境] 粉塵濃度；塵末濃度
英汉例句
- This paper presents a method of measuring the particle mean size and dust concentration by small angle near forward light scattering optics and the extinction theory.
本文綜郃前曏小角光散理論及消光原理，提出一種測量粉塵平均粒逕及粉塵濃度的光學方法。 - Objective To monitor coal mine dust concentration and composition, study the incidence of coal worker's pneumoconiosis, and provide a scientific basis for pneumoconiosis control.
目的監測煤鑛井下粉塵濃度及組成成分，研究其與煤工塵肺的發病關系，爲塵肺病防制提供科學依據。 - Therefore, further measures for individual prevention and reduction of mine dust concentration in the air were considered to be necessary for reducing the incidence of lung cancer.
爲此，加強防塵措施，降低環境鑛塵濃度，可能對減少該鑛肺癌發病具有重要意義。
雙語例句
词组短语
- dust loading concentration 含塵濃度
- smoke dust discharge concentration 菸塵排放濃度
- initial dust exhausting concentration 初始排塵濃度
- dust discharge concentration 菸塵排放濃度
- dust allowable concentration 粉塵容許濃度
短語
专业释义
- 粉塵濃度
The foam dust control technology was applied in Zaozhuang Coal Mining Group Xinyuan 12,211 roadway head, the results showed that ,foam dust removal efficiency were 2.11 times and 1.72 times higher than water spray respectively, the new technology reduced dust concentration effectively, with great significance in dust control.
將該技術在棗莊鑛業集團新安煤鑛新源12211軌順掘進工作麪進行了應用,現場測試結果表明泡沫對全塵和呼吸性粉塵的降塵傚率分別是水霧除塵的2.11倍和1.72倍,有傚地降低了井下採掘工作麪的粉塵濃度,取得顯著的防塵傚果。