空氣一致性 的英文怎麼說
中文拼音 [kōngqìyīzhìxìng]
空氣一致性
英文
air uniformity- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 致 : Ⅰ動詞1 (給與;向對方表示禮節、情意等) deliver; send; extend 2 (集中於某個方面) devote (one s ...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
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As a main indoor air pollutant, formaldehyde is very harmful. one of the harmful effects is airway irritation or airway neurogenic inflammation which results in sick building syndrome ( sbs ), multiple chemical sensitivity ( mcs ) and so on. since indoor air formaldehyde pollution is getting more serious than before people take more attention on it
作為室內空氣主要污染物之一,甲醛的危害是多方面的,其中之一就是氣道刺激作用或稱氣道神經源性炎癥,可以導致不良建築物綜合征( sickbuildingsyndrome , sbs ) 、多重化學敏感癥( multiplechemicalsensitivitv , mcs )等。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain
作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻合積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。When the natural frequency of the gas column in the inlet valve is consistent with the main frequency of the periodic air inlet noise, the resonance noise of the gas column will also become prominent in the air inlet noise
進氣管空氣柱的固有頻率與周期性進氣噪聲的主要頻率相一致時,空氣柱的共振噪聲在進氣噪聲中也會較為突出。Abstract : yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
文摘:陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,壓實作用和膠結作用強烈,儲層非均質性非常嚴重,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外,還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致,從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大量的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常壓力縱橫向分佈特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法Yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,壓實作用和膠結作用強烈,儲層非均質性非常嚴重,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外,還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致,從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大量的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常壓力縱橫向分佈特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法These results show that since the existent defects of combustion device structure and its hypothetical circle of contact, these make a poor primary and secondary wind rigidity in operation and a too big actual circle of contact. in addition, the coal used is extreme prone to burn and reside in boiler. under such a condition, the coal powder ignites earlier in a short time and short distance when it leave the jet - combustioning device, and splashes the water cooler, eventually this results in a burned coal residue in boiler
針對宏偉熱電廠410t / h燃煤鍋爐嚴重結渣問題,對燃煤的結渣性、爐內溫度工況及空氣動力工況等進行實驗研究,由於燃燒器結構和假想切圓選擇的缺陷,使得鍋爐在正常運行時,一、二次風剛性較差,實際切圓過大,加上目前燃用煤質屬于極易燃、易結渣煤質,致使煤粉在離開噴燃器很短的時間、較短的距離內開始著火,並沖刷水冷壁,最終造成爐膛結渣。Measurement of pressure, temperature and humidity operated in much the same principle as the older version of radiosonde, but computation of wind was made use of the vlf ( very low frequency in the range of 10 - 13 khz ) signals of a world - wide navigational network, omega
該系統量度高空氣壓、氣溫及濕度的方法與舊式無線電探空儀大致相同,但在測風方面則採用了一種新的概念,利用世界性奧米茄導航站網的甚低頻信號( 10 - 13khz )來計算出高空風向和風速,無需用雷達追蹤探空儀位置。The main anomaiy structure is wet ( or dry ) in all area pattern, and the secondary anomaly structure is wet ( or dry ) in east and dry ( or wet ) in west pattern, and the last is wet ( or dry ) in north and dry ( or wet ) in south pattern
研究結果表明: ( 1 )乾旱是中國西北地區的主要天氣氣候特點,其降水異常的一致性是主要空間異常特徵,也存在降水異常的東西差異和南北差異兩個次異常空間特徵。The former one is a product of the pressure pulsation resulting from the fan blade periodically cutting the air, with the blade passing frequency as its base frequency and accompanied by higher harmonics. the wide - band turbulent noise is formed when the rotating fan forces the surrounding air to produce turbulent throw - outs and results in gas thickening and thinning processes
旋轉噪聲是由於風扇的葉片周期性地切割空氣,引起空氣的壓力脈動產生的,以葉片通過頻率為基頻,並伴有高次諧波。湍流噪聲是由於風扇運動導致的周圍空氣發生湍流脫體,使空氣發生擾動,形成氣體的壓縮與稀疏過程而形成的,是一個寬頻帶噪聲。Based on the characteristics of the membrane structures, wind - induced nonlinear coupling dynamic response analysis which can be applied to closed membrane structures is developed and the added air mass the pneumatic stiffness and the acoustical damping of the closed membrane structures are deduced. applying the method to an aeroelastic model of wind tunnel test, the displacement the velocity and the acceleration of corresponding prototype structure in time domain are obtained
本文針對封閉式薄膜結構和敞開式薄膜結構推導了全新的非線性流固耦合風振響應公式,其中耦合因素包括附加空氣質量、氣承剛度和聲致阻尼以及相對運動速度,並將此理論應用於一氣彈模型的計算,獲得了位移、速度、加速度時程以及加速度均方根。Contaminating the environment refers to practice - related activities changing the amount of radioactive material in air, water, or soil thereby affecting its normal use in a way that jeopardizing the natural ecology, or damaging property
一九污染環境:指因輻射作業而改變空氣、水或土壤原有之放射性物質含量,致影響其正常用途,破壞自然生態或損害財物。Considering the compactness characteristics of dissolved gas analysis data, the achieved samples are pre - selected with the fuzzy c - means clustering method to solve the problem of long time consuming in parameter determination, thus a certain model extension ability is enhanced
考慮到變壓器油中溶解氣體特徵空間的緊致性原理,利用模糊c均值聚類演算法對所獲取的樣本進行預選取,有效地解決了確定模型參數時耗時巨大的問題,並一定程度提高了模型的推廣能力。Results show that there are two main spatial patterns of the wp ssta : one is uniform in the whole area, the other is of the north - south asymmetry. when the spatial pattern is uniform in the whole area, in the warm years, there is a anticyclone circulation existing over the warm pool and westerly in the subtropical region and easterly in the tropical region have been greatly strengthened at 850hpa, while a anticyclone circulation over the india region at 200hpa, the walker circulation has been strengthened, the summer rainfall may be above normal in the upper and middle reaches of the yangtze river, vice versa
當ssta為一致性分佈時,暖異常年, 850hpa暖池區上空為一反氣旋偏差環流,副熱帶地區西風和低緯度地區東風得到加強,長江中上游地區盛行偏南風氣流; 200hpa南亞上空為一反氣旋偏差環流,長江中上游地區為北風; walker環流加強,副熱帶高壓偏強,經向垂直環流在25 35 n附近為上升氣流,長江中上游地區降水偏多,是lanina事件的多發年,對應的soi指數偏高,冷異常年則相反。A transverse secondary circulation is produced by the coupling of high and low jets, while the sinking branch of the secondary circulation providing the dynamic conditions for the dry intrusion air. during the period of the heavy rain process, dry intrusion descends southward along the intense constant potential temperature lines, which promotes the lower cyclone. in addition, the pouring of upper - level dry air not only decreases ground temperature behind the front but also increases surface pressure and velocity
由於高、低空急流耦合,在高空急流中心左側產生的下沉運動和高空急流中心右側、低空急流左側產生的上升運動在鋒面上形成一次級環流,次級環流的下沉支運動為對流層高層干空氣和高位渦的下傳提供了動力條件;進一步研究發現,干侵入沿相當位溫密集帶向南向下伸展,引起對流層低層氣旋性渦度的發展;此外,高層乾冷空氣向下注入,導致地面溫度降低、氣壓升高、風速加大、低層輻合增強、上升速度加大,從而促進了新的對流運動,引起降水增強。The researchers also examined levels of 5 particles in the air in 36 areas across the country. that information came from the environmental protection agency. the extremely small particles come from industrial smoke and traffic along with things like wood burning fire places in houses. in the study, every 10 microgram increase in pollution was linked to a 24 - percent increase in the risk of a cardiovascular event
研究人同時還對全國36個地方5種空氣中顆粒的等級進行了檢測.這些信息是來自環境保護局.那些極其小的微粒來自工業煙霧,交通和一些像房子里所燒的木頭.研究表明,污染中每10微克的增長將會導致心血管病24 %危險性的增加In this paper the model of pill flying outer ballistic trajectory is established, and the aerodynamic force calculating method is given. the author set forth the relation of small caliber gun currency firing table and ballistic trajectory consistency, and give testing relation formula of small caliber gun cartridge ballistic trajectory consistency ; at the condition of navy 37 millimeter gun, the design of improved shrapnel currency firing table project is studied ; the data of shooting experimentation is analyzed, and have contrast analysis with theory calculating result. give better improved shrapnel project, and the ballistic trajectory consistency experimentation show that the project satisfy the request of the ballistic trajectory consistency
本文應用了彈丸飛行時的外彈道模型並結合彈丸的氣動力計算方法,分析了小口徑艦炮通用射表與彈道一致性的關系,並給出了小口徑艦炮彈藥彈道一致性的檢驗關系式,研究了在海37艦炮的條件下對改進榴彈通用射表方案的設計,進行了對空射擊試驗數據的分析,並與理論計算結果進行了對比,給出了相適宜的改進彈方案,並經彈道一致性試驗驗證該方案滿足彈道一致性要求。The sense of this work is to gain a further understanding of helium in the two metals. on the diffusion of helium - 3 in two spherical shell samples made of 21 - 6 - 9 type of stainless steel, during the storage of tritium at the pressure of 6. 13mpa for about 4 and 6 years at room temperature and later exposed to air for another 3 and 1 year. first, a calculation based on the analytical and numerical method to the diffusion and decay theories was developed to evaluate the concentration distribution of helium - 3 by tritium diffusion and decay in the samples
在不銹鋼氚衰變~ 3he的擴散行為研究中,建立了氚和~ 3he濃度分佈的解析解和數值計算方法,以評估充氚不銹鋼球形容器壁中氚衰變~ 3he的宏觀濃度分佈,同時還用數值計算方法以求解氚和~ 3he的多步擴散行為;對樣品表面逐層蝕刻、同時收集釋放的~ 3he進行分析,分別實測了經室溫條件下在6 . 13mpa高壓氚中貯存4年和6年、空氣中存放3年和1年的兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he濃度分佈;結果表明:由於he在金屬中的不可容性, he原子偏聚于不銹鋼表面以及內部的局部區域,在整體趨勢上, ~ 3he分佈與計算結果相一致,根據理論計算,兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he到達的深度分別為350 m及500 m 。Nevertheless. they all emphasize taht pollution of air and water, noise and congestion, and the mechanization of the work process are very real and very serious problems
然而他們一致強調:水,空氣和噪音污染,交通擁擠,機械性的工作等問題的確是很嚴重的現實問題。When a temperature inversion is formed in the pearl river delta ( prd ) region, or when a weak northerly or northwesterly wind prevails, ambient air pollutants ( including nitrogen oxides ( nox ) and volatile organic compounds ( voc ) ) in the region will be trapped easily in the lower atmosphere and cannot be dispersed effectively. the above factors, if coupled with strong sunlight, will generate ozone under photochemical reaction between nox and voc and lead to the phenomenon of photochemical smog
當珠江三角洲區域一帶出現逆溫層,或者吹微弱北或西北風時,區域內空氣中的污染物(包括氮氧化物及揮發性有機化合物)很容易會被困在大氣的低層,不能有效消散;如再加上強烈的陽光,氮氧化物與揮發性有機化合物便會產生光合化學反應,形成臭氧及引致光合化學煙霧現象。分享友人