遞變度 的英文怎麼說

中文拼音 [biàn]
遞變度 英文
gradient
  • : Ⅰ動詞(傳送;傳遞) hand over; pass; give Ⅱ副詞(順著次序) in the proper order; successively
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. Analyzing and experimentally verifying the strain transducing characteristics of strain sensor. experiments tell that strain sensor capsulated by thin sheet metal can effectively transduce strain under certain mechanical robust with strain transducing efficiency of 97. 8 %, sensitivity of 83. 34 / kg, precision of 1. 64

    實驗結構證明,用薄金屬片封裝的應傳感器在保證一定機械強的基礎上實現了應的有效傳,應效率可達97 . 8 % ,應靈敏為83 . 34 / kg ,精為1 . 64 。
  2. But there are much incredulity and reprobation, whose focus is suspicious of villagers " ability to democratize. but douglas north ' s path dependence theory gives those thoughts an expositive pattern. based on that theory, as an original system choice, the villager autonomy determines

    對此,諾斯的制遷路徑依賴理論提供了一個解釋的框架:村民自治這一初始制形式的選擇決定了制遷以後可能選擇的路徑,而制的報酬增機制則是該制進行自我強化的基礎。
  3. According to the feature that deformation resulted from water absorption and mildew appear mainly on the rabbet surface of ccf, this paper adopts rsst to spray a special waterproof sealant on rabbet surface of ccf, so that the sealant can get into fiberboard to certain extent by means of capillarity and penetration, blockage the holes between fibers and capillary, cut up passage of water and change the properties of soakage and sorption to water in capillarity and fiber. at the same time, solidified sealant can form a compact waterproof pellicle on rabbet surface so as to prevent water and humidity from fiber ' s expansion and mildewing

    針對吸水形、霉主要發生在地板企口表面的特徵,採用企口表面全封閉法,在復合強化地板企口表面噴塗特殊的防水封閉劑,使其依靠毛細管作用及滲透作用進入板內一定深,堵塞木纖維之間的空隙及毛細孔通道,截斷水分傳的渠道,並改毛細孔壁及纖維的表面性質以不利於水的浸潤與吸附,同時其固化后能在企口表面形成一層緻密的憎水薄膜,防止水分、濕氣從企口侵入板內引起木纖維膨脹形、發霉等現象。
  4. The hydraulic gradients of settling slurry flow transported in three kinds of moving states, i. e. suspension, saltation, or partially suspension were investigated, based on analyzing the changes of solid particles and water in momentum, velocity and their mass related to momentum exchanging over the acceleration period of the solid particles

    從固體顆粒加速期間清水與固體顆粒的速化、動量傳、相關質量等基本問題分析入手,研究了沉降性漿體在水平管道內流動時其固體顆粒在3種流動狀態下的水力坡,提出了沉降性漿體在水平管道內流動的機理模型,進而用該模型對一些輸送條件下的沉降性漿體的水力坡進行了計算。
  5. 5, both melting point ( tm ) and isotropization temperature ( tj ) of all the three series compounds change regularly with the carbon numbers of the end alkoxy group increased. there is a gradual increase in smectic phase length and in the smectic - nemetic transition temperature. at the same time there is a gradual decrease in nemetic phase length

    五,三個類型化合物16ia至16id 、 16ila至16lid 、 17ia至17id 、 17ila至17lid 、 18ia至18id和18ila至18lid的熔點和液晶態的清亮點均化合物分子中末端烷氧基增大逐漸降低;近晶相的溫范圍和近晶相一向列相轉逐漸增大,而向列相的溫范圍減。
  6. Provided that the height of collar stand remains constant, the lapel ease and gradient data of lapel collar increase with the increase of the collar width, but in the case of increment, the former almost keeps linear increase tendency, whereas the latter exhibits a progressive decrease

    假定領座高,隨著領面寬的增加,翻領松量的化呈線性增加,且增量基本保持不;而倒伏量也隨翻領寬的增加而增加,但增幅呈減趨勢。
  7. These years, solid adsorption used in heat pumps and refrigerating / air - conditioning systems has been rapidly developed and saved energy because of the demands in the field of energy and environment. most of molecular sieve diameters lie within the nano - scale, but the classical condensation theories show some limitations in explaining the adsorption phenomenon in nanopores

    資料表明,經典傳熱傳質學的連續介質傳理論在解釋和預測納米尺微孔吸附/脫附過程的相特徵方面,存在局限性,相比之下,分子動力學模擬能克服這一缺陷再現納米微孔中的吸附過程。
  8. Renin secretion is controlled by at least four mechanisms that are not mutually exclusive : a renal vascular receptor responds to changes in tension in the afferent arteriolar wall ; a macula densa receptor detects changes in the delivery rate or concentration of nacl in the distal tubule ; circulating angiotensin has a negative feedback effect on renin secretion ; and the sympathetic nervous system stimulates renin secretion via the renal nerve mediated by receptors

    腎素的分泌至少受四種互不排斥的機制控制:腎血管受體對向心小動脈壁張力化的反應;緻密斑受體發現遠端腎小管內氯化鈉傳速率或濃化;循環的血管緊張素對腎素的分泌的負反饋效應;和交感神經系統經由受體介導的腎神經刺激分泌腎素。
  9. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述直接甲醇燃料電池( dmfc )陰極氧氣的傳和電化學反應過程,研究了過電位-電流密曲線受陰極結構參數化的影響程,其中著重考慮了以下幾個參數:催化層的孔隙率,浸漬聚集體薄膜的厚,浸漬聚集體的半徑,浸漬聚集體在催化層中的體積分數。
  10. This project mainly studies the effects of breathing 70 % oxygen on hemorheology after incremental exercise to exhaustion. the blood viscosity ( bv ), plasma viscosity ( pv ), erythrocyte aggregation index ( al and a2 ), erythrocyte deformability index ( tk ), erythrocyte rigid index ( vr ) and hematocrit ( hct ) were obtained and analyzed. the vo2 max, hl, hr and po2 were measured and analyzed quantitatively as well

    本文觀察了一次性增負荷至力竭運動以及運動后吸入高濃氧對血液流性的影響,通過對運動后血液流學指標與最大吸氧量、血氧飽和、血乳酸、心率等指標作多因素相關分析,為運動影響血液流學的原因和機制的研究提供一定的實驗依據。
  11. Fist ly, use mass equivalent method to predigest the original rotor system. secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi - tray rotor bearing system by matlab language. thirdly. finish program the unbalance response using riccati - transfer matrix arithmetic and finity buck arithmetic. fourthly, answer to the high vibration of uncontroled system when cross the critical speed, come out to adopt changing clearance damper bearing to control the viberation

    本文對多柔盤轉子-支承系統的振動現象做了以下初步探索:用質量離散化方法把原轉子系統簡化;採用matlab語言編制了對傳矩陣法計算多柔盤轉子-支承系統的臨界轉速;用matlab語言對riccati傳矩陣法和有限元法編制了程序計算系統的不平衡響應;並針對其過臨界轉速時振動較大的現象,提出採用間隙控制油膜剛和阻尼,從而使原系統的在特定轉速(臨界轉速)的一段范圍內不平衡響應減小;並從被動控制與主動控制兩方面進行數值模擬,取的了較好的控制效果。
  12. 3. a three - dimensional - acoustic doppler velocimeter has been used to measure the velocity and turbulence in a compound channel with vegetated and unvegetated flood - plains. particulary in the interface region between main channel and floodplain. the distribution in three coordinate directions of velocity and turbulence intensities and the renolds stresses are presented. the momentum transfer at the main channel flood - plain interface can be described as an apparent shear stress which can be quantified as a function of the local turbulence at the interface

    採用adv對灘地種樹前後灘槽交界區域的流速場進行了量測。分析了灘槽交界區域的垂線流速、紊動強和雷諾應力的化。將灘槽交界的動量傳描述為一表觀應力,這個表觀應力可以看作是交界面處的脈動函數並將其定量化。
  13. Here, fem is applied in the analyses of i ) fiber axial stress and interphase shear stress in fragmentation tests during initially applied strain, ii ) influence of temperature on the stress transfer across the interface, iii ) modulus and thickness of the interphase and their influence on interfacial stress transfer, iv ) interfacial debonding process, and v ) fragment aspect ratio, contact friction along the interface and their influences to the interfacial stress transfer efficiency

    在論文的這部分工作中,使用有限元法描述和分析了逐節斷裂試驗中初始應下的纖維軸向應力和界面相剪切應力,溫對界面應力傳的影響,界面相模量和厚、纖維節長寬比、界面脫粘過程、界面接觸中的摩擦效應等因素對逐節斷裂試驗中應力傳的影響。
  14. 2. dynamics analysis : by setting up jacon matrix differential coefficient sport is passed to descartes space. it makes terminal executing manipulator produce differential coefficient of acceleration and force in every different coordinates can be got. then the effective inertia, coincident inertia and gravity load of two manipulators are calculated by lagrange method. so generalized joint torque of each joint is got, and along with equivalent driving torque, actual driving torque of each joint can be worked out. 3

    動力學分析:建立雅可比矩陣將關節空間的各關節的微分運動傳到笛卡爾空間,使末端執行器位姿產生微分運動,以用於求加速及力在不同坐標系間的線性換,再用拉格朗日法計算兩機械手的有效慣量、偶合慣量、重力載荷,從而計算得到各關節的廣義關節力矩,並與等效驅動力矩共同算得各關節的驅動力矩。
  15. With no manual sorting required, we need no postal delivery but instead utilize our own delivery team - which guarantees that the delivery arrives on time and correctly. the original open delivery management mode was changed to a closed mode, with stronger control and effective feedback

    由於不再需要人工分揀,我們不必再交郵政投,而成立了自己的投隊伍,保證了投和投準確率,且控制有力,反饋有效,將原先的開放式的投管理轉為閉環的管理模式。
  16. Numerical results are obtained for velocity, temperature and concentration profiles, variations of both nusselt and sherwood numbers under different buoyancy ratio and inclination angles of = 15 - 90. at a given inclination angle, heat and mass transfer rates decrease with heat and mass buoyancies and the buoyancy ratio b decrease from high positive values, and then increase again with the buoyancy radio b further decreasing after the velocity and transfer rates reaching a minimum

    研究結果表明:傾斜角一定,當熱浮力與物質擴散浮力共存且二浮力之比b從較高正值化到較高負值時,流體速和熱質傳從高逐漸低並出現最小值,此後隨著向下浮力的增大,流體向下流動且隨| b |的增大而加速,熱質傳速率隨| b |的增大而重新增大。
  17. 4. the recurrence formula of the creep strain is the key of fem calculation of creep stress. in this paper the exponential function is used to figure the creep strain, and the recurrence formula of 3d creep strain at any periond of time is derivated

    推計算公式是溫應力有限元計算實現的關鍵所在,本文用指數函數式表示徐,在此基礎上,對三維空間問題徐形進行了研究,推導了任一時段徐增量的推計算公式。
  18. Furthermore, author designs some tests, such as diffusion speed test of stress in soil under static load and sound wave test. by these tests, author verified that sound wave test can measure the stress in soil. comparing those aforementioned tests, we can know that their conclusions is coherent, so those conclusions also verify the feasibility of measuring stress in soil by sound wave tests

    經理論以及試驗結果分析,靜荷載作用下土中應力傳試驗、聲波試驗以土中應力分佈傳規律的試驗及測試技術研究及前述室內模擬試驗,在土體含水量、密化情況下,三者所獲規律是一致的,初步證實聲波測試技術作為土中應力測試手段的可行性,為無損傷、不擾動測試土中應力做了探索性工作。
  19. For reducing the risk, the owners of goods, request the small batch, many species, and quick supply in the logistic, to adapt to the volatile market. thus it has been the common need of the service and the owner that speeding the single certificate delivers and disposals

    貨主為了減少風險,要求小批量、多品種、供貨快的物流服務,以適應瞬息萬的市場,因此提高單證傳和處理速成了貨代和貨主的共同需求。
  20. The characteristics of land use change in this area are increase of arable land, urban construction and residents in rural areas and considerable decrease of natural grassland, furthermore the trend of land use type reducing to one occurred. the spatial change of land use structure shaping gradient from along the coast to the inland is one aspect of character of land use change

    土地利用化的特點是耕地、城鎮建設用地、農村居民點用地增加,天然草地大量減少,土地利用類型有向單一化發展的趨勢,土地利用呈現出明顯的由沿海向內陸的梯化。
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