They believe that their health problems are the result of years of exposure to fine cotton dust.
他们认为，他们的健康问题是多年来暴露于棉花粉尘所致。It was like a fountain of magic dust, reminding me of the pictures in the hallway I passed by each day.
它看上去就像是一团魔法粉尘，这让我想起了我每天经过走廊时所看到的照片。There is often dust pollution in environments of coal mining, cement production, flour processing and pharmaceutical factory etc.
煤矿开采、水泥生产、面粉加工、制药等行业长期受到粉尘污染的困扰。Use of air filter, using superfine fiber cloth to clean dust, do not put them up to the atmosphere, will also have the help.
利用氛围过滤器，用超细纤维布干净粉尘，不要把它们扬到氛围中，也会有所帮手。How many advisers would dare to risk advocating such a dusty type of diet or how many compounders would be prepared to market such a food?
有多少顾问敢冒险提倡使用这种高粉尘的日粮？有多少生产商准备卖这种饲料？。Several mechanisms of dust explosion were briefly analyzed; it was considered that the dust explosion might be induced by heat explosion.
笔者对粉尘爆炸的几种机理进行了简要分析，认为粉尘爆炸是由热爆炸引起的。For vertical cement kiln plants, whether the dust emission reaches the standard or not may be an existence-determining problem.
对粉尘进行达标治理，是决定立窑水泥生存的大问题。atomizer: a device for converting a substance, especially a perfume or medicine, to a fine spray.
雾化器：将物体，尤指香料或药物磨成粉尘状的器具。The utility model relates to a cloth bag dust remover used for continuously processing dust in dusty airflow.
用于连续处理含尘气流中粉尘的一种布袋除尘器。