ash air 中文意思是什麼

ash air 解釋
含灰空氣
  • ash : n 1 〈常 pl 〉 灰。2 〈pl 〉灰燼;廢墟。3 〈pl 〉骨灰,遺骨;〈詩〉遺骸。4 灰色,蒼白。5 碳酸鈉 ...
  • air : n 1 空氣,大氣。2 天空,空中。3 微風,和風。4 態度,樣子,風度,氣派;〈pl 〉高傲的架子。5 傳播,...
  1. The volcanoes threw millions of tons of ash and smoke into the air.

    這些火山噴射出千百萬噸灰燼和煙塵到大氣中。
  2. Witnesses report seeing less smoke and ash wednesday but say the volcano spit out flaming material up to 15 meters into the air

    目擊者說,星期三見到的煙霧和巖塵有所減少,但是說火山向空中噴射出15米高的燃燒物。
  3. The 9, 186 - foot mountain was spewing ash 1, 640 feet into the air wednesday, but not as high as a day earlier, when the clouds reached 3, 280 feet, said surono, from a government - run volcanology center in bandung, west java province

    在政府管理的火山學中心工作的蘇若努說,這座9186英尺高的火山上周三噴出的火山灰高達1640英尺,但仍不如前一天的噴發高度3280英尺。
  4. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面溫度的影響;然後對影響整個流場分佈的各種因素:包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈,以論證加裝導流板能達到流場均勻化的作用。
  5. Atmospheric air - test dust standard sample - fly ash

    大氣試驗粉塵標準樣品煤飛灰
  6. This utility model publicizes one kind of energy - saving heating stove belonging to heating stove technology, especially involving in a type of hot water energy - efficient heating stove, which mainly composed by the furnace body, the firebox, and the trough for releasing ash. on the furnace body is equipped with the hot water exportation, the cooling water inlet, the chimney, and the mouth for releasing ash. in the furnace body is equipped with the heater pipe, the thermal baffle, the furnace grate and the air throttle. in front part of the furnace body is equipped with the firebox door and the air throttle for entering. in front part of the trough for releasing ash is equipped with door. this energy - saving heating stove overcomes the deficiencies of the existing technology to provide good burn, smoke - free and dustlessness, and not to stop up the chimney and not to produce gas, which extremely suits to the households heating in rural areas

    本實用新型公開了一種節能採暖爐,屬于採暖爐技術領域,尤其涉及一種熱水型節能採暖爐,主要由爐體、燃燒室、泄灰槽構成,爐體上設有熱水出口、冷水進口、煙筒、泄灰口,爐體內設有加熱管、隔熱板、爐箅子、內風門,爐體前部設有燃燒室門和進風門,泄灰槽前部設有泄灰槽門,本節能採暖爐克服了現有技術的不足提供了一種燃燒好、無煙無塵,不堵煙筒又沒煤氣的環保型節能採暖爐,非常適合於農村家庭採暖使用。
  7. After the ventilator is started, the dust catcher is under negative state and will absorb air with dust in the ductwork to the case on the dust catcher, then the air current will enter into the upper side of filter bag flowing from upper side to lower part ; most of the dust will come out from the filter bag under function of gravity and inertia and then fall into the lower case ( ash hopper ), then the clean air will enter into the air via ventilator

    當通風機啟動后,除塵器便處于負壓狀態,並將余風管中的含塵空氣吸入到除塵器上箱體內,然後氣流進入濾袋上口自上而下流動,多數粉塵顆粒在重力和慣性力的作用下穿出濾袋下口,沉降至下箱體內(灰斗) ,被濾的凈化氣體經通風機排入大氣中。
  8. The performance of concrete at the later age ( after 60 days ) is improved when fly ash is added into concrete, and the abrasion resistance of concrete is perfect at 28 days. entraining air into concrete, the compressive strength is reduced but the flexural strength is improved when the air content less than 5. 5 %

    摻粉煤灰混凝土的各項性能在後期( 60d后)均有所改善,其中耐磨性在28d時表現了較好的結果。在混凝土中引氣后,混凝土的抗壓強度下降較多但抗折強度在適宜的含氣量范圍內(小於5 . 5 % )有所提高,混凝土的抗凍性顯著提高,同時不會降低混凝土的耐磨性。
  9. Mechanical performance, frost resistance and abrasion resistance of concrete with fly ash, air entraining agent and four kinds of inorganic salts including sodium sulfate, sodium nitrite, calcium nitrite and sodium chloride are mainly studied in this paper

    本文研究了在路面水泥混凝土中摻入粉煤灰、引氣劑和四種無機鹽( na2so4 、 nano2 、 ca ( no2 ) 2和nacl )后,混凝土的力學性能、抗鹽凍剝蝕能力和耐磨性等性能的變化規律。
  10. According to relative criteria, the performance of ash - jd such as ratio of water - reducing, ratio of compressive strength, effect of enhancing strength, ratio of bleeding, air entrainment content, effect of keeping slump value, compatibility with cement, resistance to concrete shrinkage and damage by freezing and thawing and impermeability to water etc are all equal to the traditional aminosulfonic - based superplasticizers, and the ratio of performance to price is better than naphthalene series superplasticizers

    按照相關標準,對產品進行了測試,所開發的低成本改性氨基磺酸鹽高效減水劑ash - jd的各項性能如減水率、抗壓強度比、增強效果、引氣性、坍落度保持效果、與水泥適應性、收縮性能、抗凍融性能、抗滲性能等相當于傳統氨基磺酸鹽高效減水劑,性能價格比優于萘系高效減水劑。
  11. In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge

    主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ,成果通過部級鑒定,評價屬國內領先水平; 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ,階段成果獲國家自然科學基金委通報表彰與獎勵; 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ; 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一; 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施,為機場如期通航作出貢獻; 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。
  12. The appeal duly found its way to the breakfast - table of the quiet vicarage to the westward, in that valley where the air is so soft and the soil so rich that the effort of growth requires but superficial aid by comparison with the tillage at flintcomb - ash, and where to tess the human world seemed so different though it was much the same

    苔絲這封言詞懇切的信,已經按時寄到了環境清幽的牧師公館,擺在了早飯桌上。牧師公館地處西邊的峽谷那兒的空氣柔和,土地肥沃,和燧石山農場比起來,那兒只要稍加耕種,莊稼就能夠長出來對于那兒的人,苔絲也似乎覺得不同其實完全是一樣的。
  13. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙氣走廊引起對流管束的磨損機理、空氣動力參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙氣成份對飛灰磨損的影響等問題。接著提出了解決的措施:降低平均煙氣流速;降低飛灰濃度;使用鰭片管、螺旋翅片管代替光管;選擇合適的結構及排列方式,減少煙氣中so3的含量;提高受熱面壁溫使之大於煙氣的露點溫度;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  14. The ash fouling online monitoring models are built for furnace, convection heating surface and tri - sectional regenerative air preheater based on the analysis and summarization the researches on the ash fouling monitoring technic and models of boiler. clean factor ( cf ) is chosen to express the effect on heat transfer of ash fouling and is calculated by heat transfer steady - state model

    在分析研究總結現有的鍋爐各類受熱面的各種灰污監測技術和模型的基礎上,建立了鍋爐爐膛、對流受熱面和三分倉空預器的灰污在線監測模型,以清潔因子表徵受熱麵灰污對鍋爐受熱面傳熱的影響。
  15. Using this system, research on nox emission and burnout characters of the test facility are carried out. the results of influence on nox emission and carbon in fly ash by coal type, coal particle diameter, furnace temperature and excess air are reached through tests. then micronized coal reburning tests are processed, which show a remarkable effect results on nox reduction and burnout rate

    通過大量的試驗,得出了煤種、煤粉細度、爐膛溫度和過量空氣系數等因素對nox排放和煤粉燃燼率的影響趨勢;並在此基礎上研究了超細粉再燃對脫氮效果和燃燼性能的作用,試驗結果表明超細煤粉再燃對降低nox排放和飛灰含碳量具有明顯的效果。
  16. At the same time fly ash and silica fume also can repress the anti - sulfate attack and the alkali - aggregate reaction ; in addition, the relation between air - entraining admi xture, cementitious materials quantity with freezing - thaw property of concrete were studied ; and according to the different affecting factors the durable life of concrete was estimated

    同時粉煤灰、硅灰還可以抑制硫酸鹽侵蝕及堿集料反應;此外,分析了混凝土中含氣量、膠凝材總量等與混凝土抗凍性的關系。並且,根據相應影響因素對混凝土耐久性壽命進行了預測。
  17. Air pollutants consist of particulates and gases. the former contain coal dust smoke, dust, ash and smoke while the latter contain so

    空氣污染物大致可區分為固體微粒與有害氣體兩大類,前者包括煤煙、灰塵、飛灰及熏煙,後者包括
  18. There will appear a very uneven flow field, and appear a very big velocity magnitude distribution and ash concentration distribution near back wall. thus, the velocity magnitude is far bigger than that of optimal design velocity magnitude, which will lead to serious wear and tear in metal face of heater. especially, because of curve structure in front of heat pipe air preheater, there is more serious wear and tear

    由於靠近豎井后墻面的煙氣流速很大,飛灰濃度也較大,斷面速度分佈的最大速度大於最佳設計速度的2 - 3倍,這樣將造成受熱面的嚴重磨損,特別是熱管空氣預熱器前端煙道的幾何結構有一定的轉角,更增加了磨損的程度。
  19. This paper also analyzes the ash wear mechanism, and then does the effects of low temperature economizer wear five factors : the first is the smoke corridor caused by wear mechanism, the second is the impact on the wall material, and the third is that of flying ash concentration, the fourth of the excess air ratio, and the fifth is the change in the composition of the gas to wear the impact

    分析了飛灰磨損的機理,然後分析了影響低溫省煤器磨損的5種因素,一是煙氣走廊引起磨損的機理;二是管壁材料的影響;三是飛灰濃度的影響;四是過量空氣系數的影響;五是煙氣成分的變化對磨損的影響。
  20. The high performance concrete is synthesized by superplasticized admixture, high quality fly ash, air entraining and low water / cement ratio in this paper

    高性能混凝土以其良好的抗碳化性能,在工程中日益得到廣泛應用。
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