隨溫度而變的 的英文怎麼說
中文拼音 [suíwēndùērbiànde]
隨溫度而變的
英文
temperature-dependent-
3. at the same holding time, when the holding temperature changed, the number of the long equal - area - circle diameter grain increased, and the average of the equal - area - circle diameter lengthened, the average of the roundness heightened
3 、相同保溫時間條件下,改變等溫溫度,等積圓直徑大的晶粒隨溫度的升高而增加,球狀化程度高的晶粒數增多,平均等積圓直徑和平均球化度同時增大。The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size
實驗發現含水率對波速影響比較大,飽和巖樣的聲波傳播速度高於不飽和巖樣的聲波傳播速度;人工預制裂紋對聲波傳播速度影響不大;單軸壓縮條件下,聲波傳播速度隨應變增加逐漸降低;在同一溫度( 160 )下,波速隨保溫時間的增加而逐漸降低;在對巖樣逐漸加熱情況下,初始加熱階段波速略有升高,當溫度達到60時,巖樣波速達到峰值,之後隨著溫度繼續升高其波速逐漸下降;波速隨溫度變化具有一定的尺寸效應。The density varies with the temperature, and g with the latitude and elevation above sea level.
但密度是隨溫度變化的,而g則隨海拔高度和地理緯度變化。Thermistors are semiconductor devices whose resistance varies with temperature.
熱敏電阻是一種半導體元件,它的電阻隨溫度而變化。The process parameters of preparing nanosized titanium dioxide powders were systematically studied by electrochemical synthesis experiments at room temperature. the rutile phase and anatase phase powders were obtained in the sizes of 9. 7nm and 9. 2nm respectively, and the complete crystal powders were formed after calcined at 400 for two hours. in the process of experiments it was observed that the low current density resulted in rutile phase powders, while the addition of little amount of ions of sulfate promoted the formation of anatase phase powders
在本實驗條件下,小的電流密度有利於金紅石相的生成,而少量硫酸根離子的引入對生成銳鈦礦相粉體有利,調整電流密度大小和引入硫酸根離子的量,可以得金紅石型和銳鈦礦型的混合混體;研究無定型粉體,銳鈦礦相粉體以及金紅石型粉體隨溫度的粒徑變化情況時發現,粉體在400以前晶粒長大相對緩慢, 400以後晶粒粗化現象嚴重。In the ocean, the velocity of sound varies with the temperature, salinity, and depth of the water.
在海洋中,音速隨著水的溫度、鹽分和深度而變化。The electrical conductivity of quartz increases with temperature, but pressure has weak effect on the electrical conductivity
石英的電導率隨溫度增加而增加,隨壓力的變化比較微弱。The results demonstrate that the theory predicted values of compression, bulk modulus, linear expansion, and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data. in summary, the error with respect to theory prediction and its causes are pro bably analyzed in detail. the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids
在本文最後一節,為了驗證固體在等壓過程中anderson grhneisen參量乓與體積膨脹的唯象假設:乓久w兀的有效性,及由此假設而推導出來的等壓態方程的廣泛應用性,本論文主要針對十六種堿金屬鹵化物、三種堿性氧化物、三種硅酸鹽礦物質的線膨脹八n 、體積熱膨脹v vo ( n 、熱膨脹系數a ( n 、體積彈性模量肘d等隨溫度的變化作了理論上的預測,且與相應的實驗數據作了比較與分析And then, we specially study the effect of spin interaction ' s anisotropy on the critical temperature tc. from what we have observed we suggest that the critical temperatur tc grows as the anisotropy intensifies, while the system magnetization becomes weaker. the system becomes id if the anisotropy ratio r goes to infinity, and its equilibrium state keeps zero magnetization at any finite temperature, which confirm that there is no observable transition for id system
其後,著重研究了自旋相互作用的各向異性程度r對其臨界溫度t _ c的影響,總結出:隨著系統各向異性程度的增強,系統的臨界溫度向高溫轉移,而系統的磁化強度在不斷的減弱;當r趨近於無窮大時,系統演變為一維系統,系統在任何有限溫度下達到的平衡態始終保持磁化強度為零,這也證實了一維系統不發生相變The calculated temperature coefficient of resistivity was 2. 80x10 - 3 k - 1 at the temperature range of 25 - 800. the thermal expansion coefficient ( tec ) was 8. 71 x l0 - 6 k - 1
電阻率隨溫度升高而變大,具有典型的金屬導體特徵,計算的電阻溫度系數為2 . 80xlo一3k一, 。According to thermal state similitude model experiment of the langya mountain hydropower station, we adopt different velocity of air ventilation and exclude air proportion of upriver and downriver, this paper contrast the air distribution of the dynamo floor on each method, and educe the best projects of arch crest supply air that adapt to langya mountain hydropower station ’ s dynamo floor : g = 17. 4 10 ~ 4m ~ 3 / h, 22 vents, d = 600mm, the scale of volume 1 : 3, t0 = 16. 9. it ’ s also thought that improved any side of volume can reduce its temperature. when study on the air supply of langya mountain hydropower station ’ s underground dynamo floor by cfd software, it proved that cfd software is correct when compare with model experiment. when arrange the number of 5 kinds of vents, it concluded that the number of vents 14 to 22, it can ’ t change velocity, in 36 to 40 can lead to reduction of velocity. when vent in 14 to 36, the parameter kt doesn ’ t change, when the number is as large as 36, kt reduces
在此基礎上,模擬了5種風口布置方案和送風量的改變對發電機層溫度場和速度場的影響,獲得了些可供參考的結論:在風量和送風速度不變的條件下,風口個數在( 14 ~ 22 )小范圍變化時,工作區平均風速基本不變,大幅度增加風口個數( 36 ~ 44 )就會導致工作區平均風速的降低,風口數在14 ~ 36之間對工作區的溫度不均勻系數影響不大,當風口數> 36時,溫度不均勻系數隨著風口數的增多而變小,速度不均勻系數一直隨著風口數的增加而減少;在風口布置和尺寸不變的情況下,送風量變化時,工作區平均溫度隨送風量增大而降低,平均溫度的降低量逐漸趨于減少,能量利用系數先是隨著送風量的增加而增大,后隨送風量增加而減少。The logic control principle by locomotive computer and its control logic process are introduced. the control system for the electronic fuel injection of diesel engine on this locomotive has been introduced. the emphases is put on the way to realize the constant power control for the diesel engine by the electronic fuel injection system, and how to transfer the auxiliary power of the locomotive and how to modify the locomotive tractive effort to compensate its temperature swing as the calculation result of the tractive effort by direct torque control is dependent on the temperature
論文第6章深入研究了機車微機控制系統的工作原理、控制流程,介紹了機車微機實現邏輯控制的方式及控制邏輯關系;介紹了柴油機電子噴射控制技術在本機車上的實現方式,重點研究了電子噴射控制系統西南交通大學碩士研究生學位論文第11頁如何進行柴油機的恆功率控制,以實現機車的輔助功率轉移,並對機車牽引力進行修正,以彌補直接力矩控制所產生的牽引力隨溫度而變化的問題。Given the rotational speed of the driving wheel, the temperature in the contact zero rises evidently as the load is increased. given the load, however, this temperature rises faintly as the rotational speed of the driving wheel increases. when the modulus is small and rational rate is high, the change of the rational speed and load have the apparent influence on the temperature distribution, but when the modulus is larger and rational rate no larger than 1. 0, the above changes have negligible influence on the temperature distributions
當主動輪轉速一定時,隨著載荷的增加,接觸區的溫升明顯增加;當載荷一定時,隨著主動輪轉速的增加,接觸區的溫升卻無明顯變化;當模數較小、傳動比較大時,轉速和載荷的變化對接觸區溫度分佈的影響比較明顯;但當模數較大而傳動比i 『 1時,轉速和載荷的變化對溫度分佈影響較小。Cl, s, f, tongchang porphyry copper deposit and the dajishan tungsten deposit are selected as the studying objectives, detailed investigations have been conducted into the geological and geochemical characteristics of the granitic rock, biotite, trace element and ree geochemistry, fluid inclusion geochemistry and the partitioning coefficients of the f, cl, cu, w. based on these data, the following conclusions are drawn : ( 1 ) fluorine can reduce the viscosity and density of magma, temperature of solide - liquidus line and change the melt frame, but cl has little effect on the melt
主要的認識如下: ( 1 ) f在花崗質巖漿中,可以降低巖漿的粘度、密度、固液相線溫度、改變熔體結構,而cl對熔體結構沒有多大的影響。 f在流體?花崗質熔體相間,絕大多數配分系數小於1 . 0 ,趨向于熔體相中配分, d _ f隨體系中f濃度的升高而增加。When the temperature t is larger, the particles can span the potential at the effect of the average force, so the ratio of them is near linear relevant. besides, the interaction between particles is not considered. this interaction also has an effect on the current
在低溫時,雖然斜率大,但由於溫度相對勢壘較低,馬達難以跨越勢壘,從而定向運動的幾率流較小,幾率流與有效勢傾斜的比值(隨溫度的變化)也就不會是簡單的線性相關。The ba0. 5sr0. 5tio3 / pt / ti / sio2 / si multilayered heterostructures were successfully prepared. the dielectric properties measurement results show that the dielectric tunability is superior and the relative dielectric constant er varies at a little degree with the frequency, but er is lower for the low - temperature deposited bst thin films, compared with the bst thin films prepared at higher temperature. 6
Bao . ssr05毛o3薄膜的介電性育瀕四試結果表明鍘氏生長溫度制備的bst薄膜的介電可調諧性能較好,薄膜的介電常數份隨著頻率的變化較小;較高溫度制備的bst薄膜的介電常數較高,但薄膜的介電可調諧勝能更差,而且薄膜的介電常數場隨頻率的變化較大。After many years of hard work, the manufacturer has solved such difficult problems of hydraulic door - closing mechanism as oil leakage, environment contamination, unstable closing - speed because of the variation of the of temperature, and spring metal fatigue
經過多年不懈努力,終于攻克了液壓閉門器無法解決的難題,比如:漏油、污染環境、速度隨溫度而變化,金屬彈簧易疲勞等。Sio2 optical anti - reflective thin films with micropores were prepared with esam method. the optical properties of pdda / sio2 complex films against the changes in temperature in the processof heat treatment were studied. after heat treated at 520 c, the light transmittance at certain wavelengths of the thin improved greatly. the chemical bond structures of the optical thin films was studied with ft - ir, and surface analysis of the thin films was carried out using xps and their anti - scratching performances were studied
用esam法制備了sio _ 2多孔光學增透薄膜,研究了pdda sio _ 2納米復合薄膜在熱處理過程中光學性能隨溫度的變化規律,發現520熱處理后一定波長下的光透過率大大增強;用ft - ir研究了熱處理后的薄膜的組成,用xps進行了表面分析,研究了薄膜的耐機械擦傷強度,發現1 ~ #薄膜的耐機械擦傷強度較小,甚至小於相應的pdda sio _ 2納米復合薄膜的耐機械擦傷強度,而2 ~ #薄膜的耐機械擦傷強度則大大增強,即使用刀片平刮也只略有損傷。4 ) the velocity of the compressive and shear wave and poisson ' s ratio for the samples saturated completely by air increase with the increasing of confining pressure, but the increasing extent of velocities of compressive wave is more than that of shear wave
4 )在完全飽和氣和溫度不變的條件下,無論是縱波、橫波1還是橫波2 ,珠江口盆地第三系砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石類型的速度均隨圍壓的增大而增加;但縱波的增加幅度大於橫波,泊松比隨圍壓的增大而增加。Standard test method for change of resistance with temperature of metallic materials for electrical heating
電加熱用金屬材料的電阻隨溫度而變化的試驗方法分享友人