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- ventilation dust prevention 通风防尘
- UV airer locality factory's dust prevention, purify whether plenarify. UV干燥装置所在工厂的防尘,净化是否充分。
- This paper sates mechanical ventilation dust removal system design through the aspects of design consideration,convulsions determine and dust removal equipment selection. 通过对机械通风除尘系统设计要点、抽风量的确定及除尘设备的选择几方面,论述了热电厂机械通风除尘系统的设计。
- Water-proof, dust prevention and anti-corrosion, being able to work outdoor under bad environmental condition. 整机采用三防处理,适合野外恶劣环境工作。
- Acarid-proof and antibiosis, anti-allergic:emulsion has antibiosis and dust prevention functions, so it can prevent bacillus from growing. 防螨抗菌，防止过敏。乳胶本身具有防菌、防尘之功效，可防止细菌滋生。
- Storing coal,coal gangue,coal cinder,coal ash,sandstone,lime soil or other materials in densely inhabited areas without taking any measures for fire and dust prevention. 未采取防燃、防尘措施，在人口集中地区存放煤炭、煤矸石、煤渣、煤灰、砂石、灰土等物料的。
- The LED Cluster with the high quality LED cup, LED Cluster has the good character of reflection, corrosion prevention, dust prevention and leakage prevention. LED射灯选用优质灯杯,反光性好,耐腐蚀,防尘,防漏电。
- Storing coal, coal gangue, coal cinder, coal ash, sandstone, lime soil or other materials in densely inhabited areas without taking any measures for fire and dust prevention. (四)采取防燃、尘措施，在人口集中地区存放煤炭、矸石、煤渣、灰、石、灰土等物料的。
- mechanical ventilation dust removal system 机械通风除尘系统
- Article 31 When coal, gangue, coal cinder, coal ashes, sandstone, lime soil or other materials is stored in densely inhabited areas, fire and dust prevention measures must be taken in order to prevent atmospheric pollution. 第三十一条 在人口集中地区存放煤炭、煤矸石、煤渣、煤灰、砂石、灰土等物料，必须采取防燃、防尘措施，防止污染大气。
- Article 23 When coal, gangue, coal cinder, coal ashes or lime is stored in densely inhabited areas, fire and dust prevention measures must be taken in order to prevent atmospheric pollution. 第二十三条在人口集中地区存放煤炭、煤矸石、煤渣、煤灰、石灰，必须采取防燃、防尘措施，防止污染大气。
- When coal,gangue,coal cinder,coal ashes,sandstone,lime soil or other materials is stored in densely inhabited areas,fire and dust prevention measures must be taken in order to prevent atmospheric pollution. 在人口集中地区存放煤炭、煤矸石、煤渣、煤灰、砂石、灰土等物料，必须采取防燃、防尘措施，防止污染大气。
- This bearing is a kind of ong-way thrust ball Bearing without keeper but with encloser and,it is inseparable,It canbear one-way axial loading and its dust prevention effect is good. 无保持器单向推力球轴承，带冲压外罩，为不可分离型轴承，可承受单向轴向载荷，防尘效果好。
- It is characterized by anti-aging,anti-deforming,insect prevention,mould proof,dust prevention,antibiosis and non-allergy,which othermaterials can,t match.It helps us have a healthy,fresh sleep. 具有其他材料无法比拟的防老化、防变形、防虫、霉、蹒、抗菌、防过敏等优点，给我们一个健康清新的睡眠。
- Apart from the comprehensive dust prevention measures adopted in the case where a conventional fully ?mechanized mining system is used, some integrated measures are required to be taken. 当前,综采放顶煤工作面除沿用普通综采工作面采取的综合防尘措施外,还要采用一些综合的防尘措施。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- Adopting efficient new adsorption material, ACF mask has properties as: gas defense, deodorize, germ filter, dust preventer and etc. 活性碳纤维口罩采用新型高效的吸附过滤材料，具有防毒、除臭、滤菌、阻尘等功效。
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- This is a room with good ventilation. 这是个通风良好的房间。
- Between the equipment should use entire seal room, prevents the noxious gas (for example SO2, H2S, NH3, NO2 and so on) to invade, and should have the good dust prevention. 设备间应采用全封闭房间，防止有害气体（如SO2、H2S、NH3、NO2等）侵入，并应有良好的防尘措施。
