質量比率 的英文怎麼說

中文拼音 [zhíliáng]
質量比率 英文
quality ratio
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 率名詞(比值) rate; ratio; proportion
  • 質量 : 1 [物理學] mass 2 (產品或工作的優劣程度) quality 3 economy (離子源的); 質量標準 quality level...
  • 比率 : ratio; proportion; rate比率計 ratio meter
  1. If you are confident about speaking in public, focus on increasing the quality - to - airtime ratio of your contributions

    如果你對在公眾前講話很有自信,可以重點提高你在課堂上有的發言
  2. On the whole, the tr and gs of leaf of anthurium andraeanum lind decreased under elevated [ co2 ] and wue increased, these might be beneficial for the increase of pn and chlorophyll as well as accumulation of organic compounds which promoted plant growth and florescence and flower leaf area, furthermore, the improvement of quality

    總之, co :加富條件下紅掌葉片的氣孔導度與蒸騰速降低,水分利用效增加,凈光合速提高,有利於碳水化合物的積累,促使紅掌的各項生長指標(株高、葉面積、生物)提高,開花提高,佛焰苞面積增大,提前且延長了花期,提高了紅掌的觀賞品
  3. Also a refined - pulp quality predictive model, with specific energy, specific load as the model inputs, and beating degree, wet weight as the model outputs, is presented. simulation results show that the models can be acted as theoretical bases for the automatic control of high - consistence pulp refining process

    即,建立了以原漿流、白水流、盤磨機功為輸入變負荷、濃縮機漿位為輸出變的動態模型,以及基於負荷的成漿預報模型。
  4. Since the scaling relation we found is intrinsic, this application is independant of how we define haloes, when we do observation and which cosmogony we choose

    另外我們發現:暗暈匯聚因子c的增長並不是簡單地正于宇宙膨脹因子,而與吸積速反相關。
  5. It shows that the modal shape and mode frequency are highly coupled with the viv response of a marine riser with low mass ratio

    該模型的計算結果表明,立管的模態振型、模態頻與渦激振動響應高度耦合,並且對于低的情況尤為明顯。
  6. The highest density and the low resistivity and the best magnetostriction in a composite rod were obtained when the proportion of binder to powders " weight is 4 : 100

    膠與磁性粉末的為4 : 100時,粘結體的密度最高,電阻最低,磁致伸縮性能最佳。
  7. The results show that : nano - nickel powder is not useful for mh electrode during the high rate discharge phase as a conductor or additive ; superfine nickel powder is applicable for the conductor of the negative because of the good performance especially the cyclic stability at 1c rate by using 5 % ( mass percentage ) nickel powder ; the utilization of alloy, specific mass and volume capacity are increased with the decreased particle size of nickel powder in negative, however, the capacity fading rate at 1c discharge rate is also increased, so the capacity and the cyclic stability should be taken into account to make a choice of the particle size

    結果表明: mh電極中加入納米鎳粉對負極的大電流放電性能不利。 mh電極中加入超細鎳粉后電極綜合性能好,尤其是1c循環穩定性,其最佳添加為5wt 。減小鎳粉粒度提高了電極合金利用、體積,但增大了負極1c容衰減,因此鎳粉粒度的選擇應綜合考慮mh電極容和循環穩定性。
  8. As an instance, compared with using aluminum alloy cylinder block, using vermicular iron block can increase the ratio of power / engine weight

    與採用鋁合金缸體相,採用蠕鐵缸體可使發動機的單位提高。
  9. 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,測獲得了其工作推力、電弧電壓和電流、推進劑流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沖、推力效、推力/功以及等性能參數,分析了推進劑、電弧功、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電弧加熱發動機優化設計及研製提供了實驗基礎。
  10. So far as the mixing material for building the earth - rock fill dam with clay core for shiquanhe hydropower station is concerned, the effect from the variation of the sand content for the filter material on the maximum dry density and the relevant parameters are to be determined within the variation area of the mixing mass ratio of ( 46 ~ 54 ) : ( 54 ~ 46 ) through this experiment, due to the max, dry density is largely influenced by the mixing ratio of both the lifter material and the clay and the sand content of the filter material, so as to determine the actual filling compactness of the mixing material of the core

    摘要由於獅泉河水電站粘土心墻土石壩摻合料的最大幹密度受反濾料與粘土料的摻合例、反濾料含砂的影響較大,因此擬通過本試驗確定摻合在( 46 ~ 54 ) : ( 54 ~ 46 )范圍變化時,反濾料含砂變化對最大幹密度的影響程度及相關參數,從而確定心墻摻合料填築的實際壓實度。
  11. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液( gmr )的大小、霧化氣體流和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化、顆粒球形度、粒度及其離散度三個方面綜合性能最好。
  12. Cu2 +. cr3 + were selected with different weight ratio doping in tio2 to study the photocatalyst modifying in this paper. the experiments of degradation methylene blue showed that the doping results were quantitatively correlated with the transition metal ion radii. their electronic configuration

    對次甲基藍的降解實驗表明摻雜離子的修飾效果與過渡金屬離子的離子半徑、外圍電子構型、氧化還原電位和離子濃度等因素有關,為0 . 5的fe ~ ( 3 + )摻雜對次甲基藍的降解效最高。
  13. The redox of v ( ) / v ( ), v ( ) / v ( ) couple on the graphite displayed one electron quasi - reversibility. it is proved that trace in3 +, sb3 + can inhibit cathodic hydrogen evolution during the charge process by increasing the hydro - gen overvoltage in addition that sb3 + is a stabilizing / kinetic enhancing ion. during the charge / discharge process, cross - mix and self - discharge rarely happened. the maximal energy density of the lab - level vanadium battery is 21 wh / kg. the capacity efficiency of the lab - level vanadium battery is as high as 94. 7 %

    釩電池充電末期,會發生水的電解反應,痕銦離子的加入提高了析氫過電位,抑制了充電過程中負極氫氣的析出;銻離子的加入不僅可以抑制氫氣的析出,還提高了正極反應速,增強了正極表面的穩定性。實驗中得到的最高為21wh / kg ,充放電過程中僅有極少的交叉混合和自放電發生,自製釩電池的容可高達94 . 7 %
  14. Hydraulic system has been extensively used by its merits such as high power - mass ratio in engineering area and it plays a principal role in the control and transmission of many equipments

    液壓系統以其功大等優點在工程領域應用廣泛,在許多設備中起著核心控制或傳動的作用。
  15. The result showed that under low light environment plant height / stem diameter increased, while dry weight, specific leaf weight, leaf number, fruit rate, average fruit weight and average plant yield decreased

    結果表明,弱光使植株株高莖粗增加,干葉重、葉片數、坐果、單果和單株產降低。
  16. Based on summarizing the actual research status, developing prospects, and the characteristic of different ways in preparation for silicon based composite, three ways were chosen, which was pyrolysis for si - phenolic resin prolyzed carbon material, using different catalyzer to prepare for si - o network coated silicon and carbon complex composite, easily chemical and deoxidizing reaction for super tiny metals mixed silicon and carbon complescomposite

    通過高溫熱解法制備了硅-酚醛樹脂( pf , phenolicresin )熱解碳材料。在700的條件下制備了硅-酚醛樹脂熱解碳材料,發現si和熱解碳的為3 : 7時材料具有最優異的性能,首次脫嵌容為394 . 7mah ? g ~ ( - 1 ) ,充放電效為50 % 。
  17. Imagine that the heavy positive ions of the crystal lattice are held in place by strong springs ( the chemical bonds )

    想像在晶格中,較大的正離子被強力彈簧(代表化學鍵)所束縛,而熱能會激發離子以某些特定的頻振動。
  18. A. sylvestri allocated more resource to leaf and stem, the average ratio of leaf biomass in february, march and april was 49 %, which could fix more matter via photosynthesis. c. smyrnioides allocated more resource to root, so the resource to aboveground was relatively small, the ratio was only 26 %, and the carbon assimilation via photosynthesis was weak

    峨參將更多的物分配到了葉和莖, 2 、 3和4月葉片生物平均為49 ,可光合生產更多的物;而明黨參則將相對多的物分配到了根部,分配到地上部分的物較少,僅為26 ,光合碳固定能力較弱。
  19. Poor and inadequate sleep can affect many aspects of your quality of life : athletic performance, work productivity, immune response and well - being

    睡眠不高、睡眠不足會影響次日的生活如導致反應遲鈍、工作效降低、免疫力下降、感覺不適等。
  20. The research r esults show : comparing with dry granular flow, wet granular materials " flow rates reduce greatly

    模擬研究結果表明:與干顆粒的流動相,濕顆粒的大大降低。
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