比沖量 的英文怎麼說
中文拼音 [bǐchōngliáng]
比沖量
英文
specific impulse-
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。On the lower shelf five vertical breakfast plates, six horizontal breakfast saucers on which rested inverted breakfast cups, a moustachecup, uninverted, and saucer of crown derby, four white goldrimmed eggcups, and open shammy purse displaying coins, mostly copper, and a phial of aromatic violet comfits. on the middle shelf a chipped eggcup containing pepper, a drum of table salt, four conglomerated black olives in oleaginous paper, an empty pot of plumtree s potted meat, an oval wicker basket bedded with fibre and containing one jersey pear, a halfempty bottle of william gilbey and co s white invalid port, half disrobed of its swathe of coralpink tissue paper, a packet of epps s soluble cocoa, five ounces of anne lynch s choice tea at 2 - per lb. in a crinkled leadpaper bag, a cylindrical canister containing the best crystallised lump sugar, two onions, one the larger, spanish, entire, the other, smaller, irish, bisected with augmented surface and more redolent, a jar of irish model dairy s cream, a jug of brown crockery containing a noggin and a quarter of soured adulterated milk, converted by heat into water, acidulous serum and semisolidified curds, which added to the quantity subtracted for mr bloom s and mrs fleming s breakfasts made one imperial pint, the total quantity originally delivered, two cloves, a halfpenny and a small dish containing a slice of fresh ribsteak
中層放著一隻盛了胡椒粉的有缺口的蛋杯，飯桌上還擺著那種鼓狀食鹽瓶，用油紙包著的四顆粘成一團的黑色橄欖，一聽李樹商標肉罐頭36的空罐兒，墊著纖絲的橢圓形柳條筐里是一隻澤西37梨，喝剩下的半瓶威廉吉爾比公司38釀造的藥用白葡萄酒裹在瓶子上的粉珊瑚色薄繪紙已剝掉了一半，一包埃普斯公司製造的速溶可可一隻縐錫紙袋裡裝著安妮林奇公司39出品的五英兩特級茶葉，每磅二先令一隻圓筒形罐子，盛著優質結晶角沙糖兩顆蔥頭，較大的那顆西班牙種的是完整的，較小的那顆愛爾蘭種的已經切成兩瓣兒，面積擴大了，氣味也更沖鼻了一罐愛爾蘭模範奶場的乳酪，一隻褐色陶罐，盛著四分之一品脫零四分之一兌了水並變酸了的牛奶由於炎熱，它已化為水酸性乳漿與半固體凝乳，再加上布盧姆先生和弗萊明大媽40作為早餐消費掉的部分，就足夠一英品脫了，相當于原先送來的總量兩朵丁香花蕾，一枚半便士硬幣和盛有一片新鮮排骨肉的一個小碟子。The study is imitating subulate tool penterite armor fabric by method of test for puncture of paperboard and corrugated fiberboard, and to ascertain the laver of armor fabric for absorb energy and arrestment, and any difference angle to compare the rank of defying ball, for understanding the sharp to the rank of annor fabric defy penterite energy, and penterite deep, the lose energy relation of sharp
摘要本研究是以沖孔強度試驗機測試，模擬尖錐利器攻擊穿刺防彈衣，且對于防彈衣層數間的阻抗作用及能量吸收的情形，並對各種不同角度的抗彈織物疊層排列作相互比較，進而?解尖錐對防彈衣的抗穿透層數之能量及穿透深度、錐度之能量耗損之間關系。The residence time of distribution and froth height in the downcomer were measured. the tracer used was 10 wt % sodium chloride solution. the residence time of distribution curves in a downcomer were measured by using the tracer technique
所用示蹤劑是10 （質量百分比）的nacl溶液， rtd曲線採用了脈沖響應技術來測量，用計算機實時採集系統對數據進行採集。Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
最後，綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料，得出如下結論：本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵，局部熔融程度較高；上地幔存在橫向和縱向的不均一性，從西部的克里陽到喀拉喀什河和玉龍喀什河流域， al和lree富集程度呈下降趨勢，不同來源的相同礦物中主元素的含量差異較大；地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用；玄武巖漿的起源深度73km ；從幔源重砂礦物的溫壓估算結果，可以推斷出巖石圈厚度可達204 . 9km ；綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分，認為研究區具備了金剛石成礦地幔地質條件。2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure
龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重，減少土壤砂粒含量，增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比，以及增加粉粒含量，從而降低土壤分散度，提高土壤團聚性，增加土壤團粒結構數量，改善土壤的透水性，促進良好土壤結構的形成，最終提高土壤的蓄水保肥性能，增強土壤的抗蝕性和抗沖性。Experiments show the optimum content of pyrophyllite and dolomite is 30 % ; in contrast to original bond, the refractory point of bond is reduced by 55, the average coefficient of thermal expansion is reduced by 30 % and flexural strength and shock strength of grinding tool are increased by 27 % and 22 % respectively
通過實驗發現：葉蠟石和白雲石最佳含量為30 % ，與原結合劑相比，結合劑耐火度降低了55 ，平均熱膨脹系數降低了30 % ，磨具抗折強度提高了27 % ，磨具抗沖擊強度提高了22 % 。The trajectories of their, first sequent, then simultaneous, urinations were dissimilar : bloom s longer, less irruent, in the incomplete form of the bifurcated penultimate alphabetical letter who in his ultimate year at high school 1880 had been capable of attaining the point of greatest altitude against the whole concurrent strength of the institution, 210 scholars : stephen s higher, more sibilant, who in the ultimate hours of the previous day had augmented by diuretic consumption an insistent vesical pressure
他們二人那起初有先有后，繼而同時撤出去的尿的軌道並不相似。布盧姆的較長，滋得沒那麼沖，形狀有點像那分叉的倒數第二個字母185 ，卻又有所不同。敢情，他念高中最後一年一八八0的時候，曾有本事對抗全校二百十名學生擰成的那股力量，尿撒得比誰都高。Evaluation of gait analysis with the described device was performed preoperatively, before discharge, 1 month, 3 months, and 1 year postoperatively
結果顯示：在一年時，手術側的單足步伐的承受力道比率以及單足步伐的沖量比率，比術前有意義的進展。The results showed that the thrust - weight ratio reached 1. 04 for the launch weight 5400kg in the condition of specific impulse near 600s
結果表明:在發動機工作比沖接近600s的情況下，對于起飛質量為5400kg的飛行器而言，推重比為1 . 04左右。The solid - propullant ducted rocket, which combines the advantages of solid propullant rocket and ramjet propulsion, is a new kind of combined propulsion system. it offers considerable advantages for missile propulsion, such as high specific impulse, high speed, light weight, long range, high maneuver and simple structure. as the major direction of the propulsion system for supersonic missile, the ducted rocket has good prospects
它將固體火箭技術和沖壓技術有機結合在一起，具有比沖高、速度快、重量輕、射程遠、機動性能好和結構簡單等諸多優點，最大限度地滿足了新一代導彈對其動力裝置提出的要求，是超聲速導彈動力裝置的一個主要發展方向，有著廣闊的研究前景。Imev and the data in which the energy respectively is 166mev 139mev, 104mev, 90mev. on the basis of two wave functions and two optical potentials above mentioned, we have investigated a serie s of knockout reactions : through the comparing of two wave functions and two optical potentials, we find that two a cluster relative vave functions which contribute to the energy sharing results of the reaction sections are very well, especially for the ; that the received spectroscopic factors used vfm ( r ) are better than that used ; that the former not only suits to the elastic scatterings but also to the knockout reactions ; that the a cluster of knockout reactions are its local behaviors of surface. and we further testify that the distorted influences are not neglected if the incidence energies are not very high, but can be used the plane wave impulse approximate method and neglect the effects of the distorted influences if the incident energies are high enough
在利用上述的兩種束縛態波函數和兩種光學勢的基礎上，我們研究了一系列的敲出反應：通過對比兩種束縛態波函數和光學勢，我們得到的結論是：兩種束縛態波函數和光學勢對反應截面的能量分配譜的貢獻都比較好，但尤以波函數_ （ li ） （ r ）為佳；光學勢v _ （ clu ） + （ r ）得到的光譜因子比用woods - saxon勢v _ （ ws ） （ r ）的結果要好，它不僅能適用於彈性散射，且對敲出反應也能得出比較好的結果；集團的敲出反應是集團表面局域性的表現：在中低能的入射條件下，扭曲效應不能忽略，但入射能量較高時，扭曲效應影響較小，可以用平面波沖量近似的方法。Much works has been distributed to the development of a vacuum system to simulate the outer space and a measurement system to test the arcjet performance. ignition experiments in various operational modes have been done with argon as propellant. macroscopical working parameters including thrust, mass flow rate, voltage, current, inlet pressure and vacuity are obtained by the test measurement system and actual performance parameters including specific impulse, thrust efficiency, ratio of thrust and power and ratio of power and mass flow are calculated
以氬氣作為推進劑，在不同工況下進行點火實驗，測量獲得了其工作推力、電弧電壓和電流、推進劑流率和弧室壓力等宏觀參數，得到了不同實驗條件下其工作的實際比沖、推力效率、推力/功率比以及比功率等性能參數，分析了推進劑質量流率、電弧功率、電弧加熱發動機電弧室結構尺寸等因素對其性能的影響，為數值模擬研究和實際的低功率電弧加熱發動機優化設計及研製提供了實驗基礎。Field use and test shows that, ( 1 ) the coupler drive system improves the soft characteristics in the starting and transmission of the pumping unit ; ( 2 ) the new drive system solves the problems of drive slippage and frequent change of rubber belt ; ( 3 ) it provides large transmission rate and enables adjusting the stroke number optionally ; ( 4 ) the system efficiency of the pumping unit can be improved and power consumption can be lowered by using the coupler drive system
現場應用測試表明： （ 1 ）耦合器傳動系統可改善抽油機啟動和傳動中的軟特性，提高整機和抽油桿的使用壽命； （ 2 ）解決了抽油機膠帶傳動中打滑「丟轉」和頻繁更換膠帶等問題； （ 3 ）實現了抽油機大傳動比，沖次任意可調，從而滿足供液不足油井和稠油注蒸汽生產井的不同需要； （ 4 ）可提高抽油機系統效率2 . 24 % ，日耗電量下降39 . 6 % 。Precision controls of primary propulsion, orbit control, high precision attitude control and stationkeeping on micro - satellites are required, which appeals for more advanced in orbit propulsion technologies, with low volume and weight, high isp
對于微、小衛星上的主推進，軌道控制，高精度姿態控制等任務，要求應用於微、小衛星的推進技術具有重量輕、體積小、比沖高等特點。The research indicates that mpt shows many advantages, such as moderate specific impulse, high efficiency, long lifetime, low plume contamination, simple structure, low weight, and so on
通過研究表明， mpt具有比沖適中、效率高、壽命長、羽流污染小、結構簡單和重量輕的特點。The research of propellant energy performance indicates that the special impulse and characteristic velocity are significantly depended on o / f ratio and weakly depended on chamber pressure
過氧化氫和pe燃料組合的能量研究表明：發動機的比沖和特徵速度與配比密切相關，與燃燒室壓強關系不大。Test results have shown that with discharge energy of 40 j, our ppt ' s thrust has reached more than 0. 605 mn, and its isp is 1188 s and weight is 4. 2kg, which reaches the level of current ppt used in the world
所研製的脈沖等離子體推力器樣機質量為4 . 2kg ，在放電能量為40j時，推力為0 . 605mn ，比沖為1188s ，達到國際同期空間試驗樣機的水平。Read, blank check, verify, compare, erase, program, check sum, memory protect, edit buffer, mass production mode, load file, save file, project file save, change parameter, operation option
讀，查空，校驗，比較，擦除，編程，校驗和，存儲器保護，編輯緩沖，量產模式，裝載文件，保存文件，保存項目文件，改變參數，操作選項。A ppt test set has been made, and a measurement system of ppt ' s electric properties ( voltage and discharge current ), isp and thrust has been established. measurement of electric properties of the ppt and its isp, thrust has been carried out
通過大量的研究工作，製造了脈沖等離子體推力器樣機，設計並建立了地面真空環境下對于樣機的放電參數（電壓、電流變化）以及推力、比沖的測量環境，並對所研製的樣機進行了電參數和比沖及推力的測量。分享友人