空氣中的動作 的英文怎麼說
中文拼音 [kōngqìzhōngdedòngzuò]
空氣中的動作
英文
air posing-
As a whole always before his eyes. the object most prominent to his mind in the estate was not the azote nor the oxygen in the soil or the atmosphere, not a particular plough nor manure, but the principal agent by means of which the azote and the oxygen and the plough and the manure were all made effectualthat is, the labourer, the peasant
他的目光總是盯著整個莊園,而不是莊園的某一部門,在莊園里,主要的東西不是存在於土壤和空氣中的氮和氧,不是特別的犁和糞肥,而是使氮氧糞肥和犁發生作用的主要手段,也就是農業勞動者。Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful
綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南壓,攜帶的冷空氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急流軸,把源源不斷的西南暖濕氣流輸送到遼西地區,也就是急流軸的左前方位置,為這次暴雨的產生提供了充足的水汽來源; ( 3 ) 、低空急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始場,最大限度地避免了觀測誤差可能造成的積分不穩定,提高了模擬結果的參考價值。Where air bubbling up through fine powder creates channels that resemble drainage networks. this process of deepening and enlarging rivulets mimics the formation of streambeds on earth and mars
在網狀河流景觀中,流體動力學發揮了作用:空氣穿透細沙層向上冒出,造成類似河川的網狀流域。On top of one of the fast - opening ends that closed to the pig receiver & launcher shall assemble vent valve, safety valve and pressure gauge, and at the bottom shall assemble drain valve, sideway inlet and vent valve to take out medium from the main pipe as the power of forcing pig and conveyance medium
靠近收發球筒快開盲板一端上部應設防空閥、安全閥及壓力表、下部設排污閥、側面設進、出油(氣、水)閥,以便從干管中取介質作為驅動清管器的動力及輸出介質。Though not as agile as starfighters, they are nonetheless swift and capable of atmospheric entry and prolonged complex aerial maneuvers
他們雖然不如星際戰斗機般敏捷,但仍然是靈巧的,可以進入大氣層,作長時間的復雜空氣中機動。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 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized
( 8 )進行基於所開發的電控補氣系統上的催化器與電控系統的匹配研究,當控制系統調節空燃比在一定范圍按照一定頻率進行波動時,可以提高催化轉化器的轉化效率;通過控制氧傳感器的比較電壓,可以控制催化轉化器的工作窗口,實現排放污染物中, hc 、 co 、 nox轉化的最優匹配。Topics discussed included the progress in windshear alerting service, amendment 72 to icao annex 3, re - organization of airspace in the south china sea, the annual survey on services provided by the hong kong observatory, world area forecast system wafs transition matters, the launch of broadband amids and the progress on automatic dependent surveillance controller pilot data link communication ads cpdlc and aircraft meteorological data relay amdar. fig. 15 meeting on aviation weather services with air traffic management bureau, civil aviation administration of china, 12 november 2001, beijing
會上討論多項議題,包括風切變警告服務的最新進展國際民用航空組織icao附件3須作出的第72號修訂中國南海空域的重組天文臺的周年服務意見調查世界航空區域預報系統wafs過渡事宜推出寬頻航空氣象資料發送系統amids ,以及自動從屬監視系統飛行員管制員數據鏈通訊ads cpdlc和飛機氣象數據下傳amdar計劃的最新進展。The ejected coolant interacts with the external flow near the endwall and generates aerodynamic and thermodynamic losses in the process. this reduces turbine stage efficiency and together with the consumption of cooling air is detrimental to the overall cycle efficiency
但這種方法中噴射的冷空氣與端壁附近的外流場相互作用產生氣動力和熱動力損失,並且消耗冷卻空氣,從而損害渦輪的整體循環效率。Electro - hydraulic servo loading system ( ehsls ) is an important simulation system in hard ware - in - loop flight simulation laboratory, which can simulate aerodynamic loads acting on flight vehicle, such as missiles, planes. its performance of test is important on the design of flight vehicle
電液伺服負載模擬器是半實物模擬試驗室中模擬飛行器在飛行中舵面所受空氣動力載荷的重要設備,它的試驗能力高低對飛行器設計起著重要作用。However, the team has been working hard over the summer break to ensure a third chassis - along with a new aerodynamic package - is ready for istanbul
不過,車隊工作人員的辛勤努力使得其連同一項新的空氣動力學裝置在i投入第三車手的座駕中使用。In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data
為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航空航天大學能源與動力學院的低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。Count orlov, shivering from the freshness of the dawning morning, and excited by the enterprise he had undertaken on his own responsibility, came out of the wood, accompanying grekov, and began scrutinising the enemys camp, faintly visible now in the deceptive light of the approaching dawn and the smouldering camp - fires. on the open copse on count orlov - denisovs right our columns ought to have been visible
奧爾洛夫伯爵送走了格列科夫,在黎明前的涼爽空氣中瑟縮著身子,由於這件事是他自己作的主,心情很激動,他走出樹林瞭望敵人的營地,這時在天邊的魚肚白色和即將燃盡的火堆的微光中隱約可以望見敵人的營地。The lidar, on the other hand, employs infrared radiation to detect the movement of dust particles or aerosols in the atmosphere. as such, lidar operates best in rain - free conditions, unveiling weather phenomena hiherto invisible to the human eye
激光雷達則利用紅外線探測空氣中塵粒和微細粒子的移動,在無雨情況下最能發揮作用,即使肉眼看不到的天氣現象也無所遁形。Based on the theory of fluid dynamics. transient - flow and vibration, the structure parameters of the air - volume ( such as the volume and position of the air - volume ) affect the pressure oscillation in piping system is put forward, and the designing method for the parameters of the air - volume according to the role of the air - volume is provided
本文根據流體力學、瞬變流以及振動學的理論,研究了管道系統中空氣室結構參數(空氣室的容積,安裝位置等)對壓力脈動的變化規律,提出了根據空氣室工作任務要求設計空氣室的計算方法。And flow velocity can be induced in still air. consequently a new method about active flow control is discovered. flow visualization has shown that plasma between symmetric streamwise electrode strips ca n ' t induce flow velocity at the same phrase driving but can at multi - phrase driving, and asymmetric streamwise eledtrode strips can induce flow velocity both at the same phrase and at multi - phrase driving in still air
本文的主要工作表現在以下幾個方面:一、成功研製了高效、經濟、可控的輝光等離子體發生器,利用自行研製的等離子體發生器一個大氣壓下產生了均勻可控的輝光等離子體,並進行了流動顯示實驗,採用ehd技術在靜止的空氣中誘導了流場,開創了主動流動控制一條新思路。A lidar uses infrared radiation wavelength of about 2 10, 000 cm to detect movement of aerosols and derive the wind speed and windshear. its working principle is the same as the tdwr, except that the tdwr utilizes microwave wavelength of about 5 cm to detect movement of raindrops and computes the wind speed fig. 9
Lidar利用紅外線輻射波長約萬份之二厘米探測空氣中的懸浮粒子,從而得出風速和風切變的資料,運作原理與tdwr相同,唯一不同的是, tdwr利用微波波長約5探測雨點的移動從而計算出風速圖九。The optimized experimental conditions are determined and the densities of some elements in the mental alloy standard samples are measured. the experimental results shows that the spectral intensity of the plasma enhances significantly with the increase of the operating voltage and the power density. ( 1 ) to the steel ally sample, the emission intensities of the spectra reach to the maximum values when the laser operating voltage is 1600v and the argon pressure is 600 torr. under the same pressure, the spectral intensity of the plasma in the argon atmosphere is stronger than that in the air. when the argon pressure is 320 to rr, the signal - noise ration is about 5 times than that which the argon pressure is 700 torr, but the temperature of plasma is less about 1000k
( 1 )對于光譜標鋼準樣品,當激光器工作電壓為1600v 、氬氣壓力為600乇時,譜線強度達到最大,並且在相同壓強下,氬氣中的等離子體與空氣中的等離子體相比,其輻射強度明顯增強;氬氣壓力為320乇時的譜線信背比約為600乇條件下的5倍,而等離子體溫度卻下降了近1000k ,即等離子體溫度隨環境氣壓的增大而增大;當激光束的焦斑在樣品表面上下移動時,激光誘導量、等離子體的激發溫度、譜線強度都呈不對稱性分佈,其最大值對應的焦斑位置都位於樣品表面之下0 . 4mm左右。The particle emission of fuel vehicles were introduced under different operation conditions, and hazard of synergistic action of different diameter particles and other air pollutant on human body health are elaborated
摘要本文介紹了燃油機動車在不同運行狀況下排放顆粒物的情況;以及不同粒徑顆粒物與其它環境空氣中污染物協同作用對人體健康的危害。分享友人