粉塵量 的英文怎麼說
中文拼音 [fěnchénliáng]
粉塵量
英文
dc dust capacity-
The pulse pneumatic conveying system has been a important transporting method for grain material, because of lower velocity, higher ratio of blend and a littler gas, as well as shattering less materiel, abrasing pipeline and easy recovery
脈沖氣力輸送裝置以其低速、高混合比、低耗氣量等一系列持點，並由此帶來的被輸送物料破碎少、管道磨損小、產生粉塵少並且易於回收等優點，成為新一代粉粒料氣力輸送設備，並且被廣泛使用。Dust and fume escaping from the tank are washed with a small amount of aqueous ammonium carbonate.
從反應糟中逸出的粉塵和煙霧用少量碳酸氨水溶液洗滌。Abstract : through analysis of the components of coking on different parts of desullfur system of single tower and the waste water containing sulfur, we find the cause of coking in the stripping desulur system from single tower is the polymerization reaction of carbohydrate and the separattion of varied solid powders, organic compounds, and all corrosive productions of metal out of waste water in high temperature, therefore, the solving method is how to decrease the oil content, how to depolymerize form the carbohydrate and how to antisepticize by vapour of waste water
文摘:對單塔脫硫系統中不同部位的垢物及現場催化含硫污水進行了分析測定，結果表明：塔內污垢成分及含量隨塔體部位的不同而不盡相同，單塔汽提脫硫系統中垢物的形成，主要是由於污水中所含各類粉塵、有機物、金屬腐蝕物等在高溫下因石油碳氫化合物的析出及其單體的聚合反應所致.如何降低污水中的含油成分、減少聚合反應的生成、防止污水蒸氣對塔體材料的腐蝕，是阻垢、除垢和防垢應解決的關鍵問題The rising temperature in the cave, the lamp - light ' s toasting and the convictive air made the humidity of the whole or part of the cave descend, which made the speleothem sightseeing dry, cracked and weathering. the acid air from the outer and the highly dense co2 would cause acid erode action to the speleothem sightseeing with water vapor. the existence of lamp - light offered a good chance for the lightloving plant to grow up, thus a lot of bryophyte covered the speleothem sightseeing
洞穴升溫、燈光的烘烤及空氣的對流致使洞穴濕度或局部濕度降低，使景觀產生乾裂、風化；氣流帶入的洞外酸性氣體及高濃度co _ 2在高濕的條件下，結合水汽對洞穴景觀產生酸侵蝕作用；燈光的存在為燈光植物生長提供了條件，使大量的苔蘚類植物生長于鐘乳類景觀的表面；洞外大氣粉塵的進入，給洞穴帶來了非常嚴重的破壞，粉塵在洞內高濕的環境下大量沉降，附著于鐘乳類景觀的表面，致使受污染面發黑，毫無光澤。Using french chalk which was dried by the 120 air as the normal air model, the quality which the fabric contains particle can be test. considering the fabric ' s reusing, the author has washed the fabric in many ways and compared the washed and unwashed fabrics " purifying performance testing datas. through putting the fabric on the home air condition, the author analysed the effect to the air condition ' s runing and purifying performance
為了將高效濾料進一步推廣使用，本文通過試驗，得到過濾速度和定量對過濾材料過濾性能的影響；利用120的高溫烘乾過的滑石粉作為塵源，試驗得到該濾料的容塵量；考慮到濾料的重復使用問題，對濾料進行清洗處理，比較處理前後濾料的過濾性能測試結果，看能否對濾料進行清洗。The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。This dust catcher fits for purifying air in the foundry workshop, especially place with high content of powder, high temperature and high demand on purification, such as sand shakeout clean and sand treatment
該除塵器運用於鑄造車間氣體的凈化，尤其是粉塵含量高氣體溫度高及凈化要求高的場合，如落砂清理砂處理工布等。Dust catching hole is set on the top which can be directly connected with ventilation system for sand treatment to lower dust of used sand and enhance quality of moulding sand
在頂部設置吸塵口，可以在砂處理通風系統中直接聯網，降低舊砂粉塵量，提高型砂質量。Determination of the minimum ignition energy of dust cloud
粉塵雲最小著火能量測定方法Abstract : the hot wire anemometer and the ensemble average method are used to measure and study the dispersion turbulent transient feature in a closed cylindrical explosion bomb. the comparison of the dispersion turbulent parameters from different shapes of closed explosion bombs is presented. the relation between errors and numbers in dispersion turbulent measurement with the ensemble average metod is discussed
文摘:採用熱線風速儀和系綜平均法測定和研究了封閉圓柱形粉塵爆炸罐內揚塵湍流的瞬態特性，並與球形爆炸容器內已測定的揚塵湍流瞬態特性進行了比較，對系綜平均法用於揚塵湍流的測量誤差與測量次數的關系進行了探討。Area not classified as zone 20 in which combustible dust, as a cloud, is likely to occur during normal operation, in sufficient quantities to be capable of producing an explosive concentration of combustible dust in mixture with air
在正常運行過程中，可能出現粉塵數量足以形成可燃性粉塵與空氣混合物但未劃入20區的場所。Area in which combustible dust, as a cloud, is present continuously or frequently, during normal operation, in sufficient quantity to be capable of producing an explosive concentration of combustible dust in mixture with air and / or where layers of dust of uncontrollable and excessive thickness can be formed
在正常運行過程中可燃性粉塵連續出現或經常出現，其數量足以形成可燃性粉塵與空氣混合物和或可能形成無法控制和極厚的粉塵層的場所及容器內部。Quantitative experimental study of pneumoconiotic changes in the lungs by dusts containing free silica
含游離二氧化硅粉塵致肺病變的定量實驗研究But steel mills spewing particulates into the air and sucking electricity from china ' s coal - fired power plants account for a big chunk of the country ' s surging emissions of sulfur dioxide and carbon dioxide
但是，煉鋼廠向空氣中排放的粉塵顆粒和中國火力發電站排放的廢氣中含有大量的二氧化硫和二氧化碳等廢棄物，這也是中國主要的空氣污染源。Spurt water column not only is a good coupling medium of ultrasonic, but also can get rid of impurity, such as power, vapor and oil film on the surface of the measured object, so this sensor can adapt various environments
因為水柱不僅是超聲波傳播的良好介質，還可將被測物表面的粉塵、水汽、油膜等雜質吹走，使系統具有良好的環境適應能力。在惡劣環境下進行位移測量時，該傳感器具有其他儀器不可比擬的優越性。To solve this problem, the method based on scattering is deduced in this paper. this method can work effectively when the concentration is low. based on mie theory ， this method measure the concentration by calculating the scattering light intensity
為了解決透射法無法很好測量低濃度粉塵的問題，本文主要研究了基於光散射測量粉塵濃度的方法，該方法能解決上面的低濃度測量時的問題。The use of the urea fluid bed unit will efficiently solve the problems arisen from the inadequate capacity of the prilling tower, such as the higher temperature of the product urea, higher dust content, smaller mean particle size, and liability to caking in storage, and bring about good economic benefit
摘要應用尿素流化床裝置有效解決了因造粒塔能力不足而造成的成品尿素溫度偏高、粉塵含量較高、平均粒徑偏小、存放易結塊等問題，並且具有良好的經濟效益。Electrical apparatus for use in the presence of combustible dust - part 2 : test methods - section 3 : method for determining minimum ignition energy of dust air mixtures
用於易燃粉塵的電氣設備.第2部分:試驗方法.第3節:塵土空氣混合最小易燃能量的測定方法Potentially explosive atmospheres - explosion prevention and protection - determination of minimum ignition energy of dust air mixtures
潛在爆炸性環境.防爆.粉塵空氣混合物的最低點火能量的測定Formulation of arizona test dust by collecting wind blown topsoil, which required screening and blending, became impractical as larger quantities of test dust were needed
由於試驗粉塵的需求量很大，使通過收集由風吹起的表層土來獲得亞利桑那試驗粉塵的公式變得不切實際。分享友人