dust source meaning in Chinese

尘源

According to chinese industry standard ( jbj10 - 96 ) , the form of ventilation and dust removal in workshop which has changeable dust source is general ventilation
根据国家行业标准（ jbj10 - 96 ）规定，具有变动尘源的厂房要采用全面通风进行通风除尘。
Three experimental models were constructed , on the basis of the distribution and diffuse of the main production dust source . the experiments of dust transport and concentration distribution were done for many times , then show that the air velocity and dust distribution are the key factors which control dust distribution of the area nearby dust source
根据矿井主要生产性尘源的分布及发尘特征，构建了3种实验模型进行粉尘运移和浓度分布实验.结果表明，风速和尘源是决定尘源附近区域粉尘分布的关键因素.图8 ，表2 ，参3
This paper takes the steel constructions workshop building of bao ji bridge girder plant as background , inquiring into using isothermal level jet airflow to cut off workshop in the middle to organize airflow in it , attempting to resolve the problem of ventilation and dust removal in large space which has changeable dust source
本文以宝鸡桥梁厂钢结构车间的喷丸打磨厂房为工程背景，探讨运用等温水平射流进行空间隔断，合理组织室内气流，尝试解决具有高大空间、变动尘源特点的高大厂房通风除尘问题。