The word for dust is: dust. The phonetic notation is: ㄣˇㄔㄣ _. Pinyin is fě nché n. Structure is: powder (left and right structure) and dust (upper and lower structure). The part of speech is: noun.
What is the specific explanation of dust? We will introduce you through the following aspects:
I. Text Description Click here to view the details of the plan.
Powdered waste produced during combustion or industrial production: ~ pollution.
Second, the national language dictionary
Powdered waste produced during combustion or industrial production. Inhalation in large quantities is harmful to health.
Third, the network interpretation
Dust dust refers to solid particles suspended in the air. Traditionally, there are many names for dust, such as dust, dust, smoke dust, mine dust, sand dust, powder and so on. These terms have no clear boundaries. The International Organization for Standardization (ISO) defines suspended solids with a particle size less than 75μm as dust. The existence of dust in the atmosphere is one of the main reasons for keeping the earth's temperature. Too much or too little dust in the atmosphere will have a disastrous impact on the environment. However, in life and work, productive dust is the natural enemy of human health and the main cause of many diseases.
Poetry about dust
Butterflies come to protect the dust. Butterflies fly to protect the dust condensation point.
Idioms about dust
Peach cheeks, pink face, powder, powder, powder, broken gold, zero powder.
Vocabulary about dust
Evenly powder, broken bones, grayish red powder, green moth powder, peach cheek powder, face powder, broken bones, broken gold, zero powder, powder and powder.
Sentences about dust
1, Diller was lying on the bed, covered with dust from the construction site, including gray cement dust and red dust on the bricks newly out of the kiln.
2. In order to solve the dust pollution problem of mechanical shaft kiln, the dust removal problem of shaft kiln cement plant was studied.
There is no hope. How time flies. Dust blew on the boy waiting for his mother. His untouchable mother is carrying stones in a quarry in Bihar.
4. In addition, it is pointed out that in the process of dust control, continuous dust supply and discharge devices must be configured to prevent adhesion, arching, bridging and blockage.
5. The blade rotor is driven by the motor through the rotating shaft of the reducer, and the dust at the lower part of the impeller is unloaded by its own weight.
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