衰減作用 的英文怎麼說

中文拼音 [shuāijiǎnzuòyòng]
衰減作用 英文
attenuation
  • 衰 : 衰動詞（衰弱） decline; wane
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 衰減 : attenuation; decay; damping; reduction; rejection; weakening; deamplification; dampening; dying o...
  1. Functions : it can resist oxidation and aging. enhance physical strength and capacity of brainwork. activate skin cells. intensify skin elaseicity, reduce wrinkes, and etc

    功效：具有抗氧化、抗衰老、提高體力和腦力勞動的能力。此外，還具有活化皮膚細胞、增強皮膚彈性，減少皺紋等作用。
  2. Main effection : ginsenoside is immunity regulator, can resist caducity and fatigue, reduce blood sugar, enhance memory, skin cell activation, enhance the skin elasticity, reduce furrow etc

    主要功效：本品為免疫調節劑，具有抗衰老、抗疲勞、降血糖、增強記憶力、活化皮膚細胞，增強皮膚彈性，減少皺紋等作用。
  3. This review and our recent studies suggest that : ( 1 ) baroreceptor reflex is blunted in heart failure ; ( 2 ) central angiotensin ii and reactive oxygen species play an important role in blunted baroreceptor reflex ; ( 3 ) cardiac sympathetic afferent stimulation and chemoreceptor reflex inhibit baroreceptor reflex ; and ( 4 ) exercise training normalizes abnormal reflexes in the heart failure state

    本綜述及我們近年的研究表明： （ 1 ）在心力衰狀態下壓力感受性反射功能明顯減弱（ 2 ）中樞血管緊張素和活性氧在壓力感受性反射功能失調中發揮關鍵作用； （ 3 ）心交感傳入刺激和化學感受性反射能抑制壓力感受性反射； （ 4 ）適當的運動可以部分糾正異常的心血管反射活動。
  4. Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment

    實驗中發展了一些測量技術，例如用可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象，利用窗玻璃作為熒光體測量能量密度較高的紫外光束分佈，利用可見吸收紫外透射玻璃製成的衰減器測量有嚴重背景光的紫外光束分佈，可以作為實驗室的常規測量工具，並有一定的推廣價值。
  5. The product is produced according to general standard. as inoculant alloy in cast iron, deoxidizer in steel - smelting, the product is used widely in steel industry. it has unique and special function on a long time of anti - declining, reducing gasholes of cast material and improving processing function

    以硅為基礎的硅鍶合金按通用標準生產，作為高牌號灰鑄鐵的孕育劑，煉鋼中的脫氧劑，合金劑而廣泛應用於鋼鐵工業之中，作為孕育劑在抗衰退時間長，減白口能力強，減少鑄件氣孔，改善加工性能方面均有著獨特的作用。
  6. On the basis of optoelectronic dynamics and nucleation and growth model, we simulated photosensitive process by the following steps : the creation of optoelectrons, carriers " transmission and decay, until the formation of latent image. in our simulation code, monte carlo method was adopted in order to simplify the algorithm

    本工作以光電子動力學理論為依據，利用成核生長（ nucleation & growth ）理論模型，並在此基礎上採用montecarlo方法，模擬了光電子的產生、遷移、衰減、直到形成潛影中心為止的感光過程。
  7. Force fields are available for all object types. currently a point - based field with a spherical fall - off is implemented

    力場可作用於所有的物體類型。通常一個以點為基礎的場由於一球形的衰減來實現。
  8. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論： （ 1 ）大氣氣體的微波吸收在測雲波段產生明顯的衰減，其中水汽衰減效應變化很大；即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案； （ 2 ） 37ghz和94ghz雷達測雲，由於大氣和雲衰減不同和雷達反射率的很大差異，導致雷達回波信號強弱不同； （ 3 ）對雲層較薄、含水量較少的雲，在不計雷達參數的情況下， 37ghz雷達回波信號不如94ghz測雲雷達，也就是說94ghz對薄雲有更強的探測能力；對雲層較厚、含水量大的雲，由於強衰減的作用， 94ghz雷達回波信號小於37ghz雷達； （ 4 ）從大氣衰減的不利因素方面考慮，空間94ghz雷達測高層薄雲的效果最好；測低層薄雲時需要考慮氣體衰減訂正；因濃厚雲的強衰減作用，探測其中下部的能力大大減弱，不僅要進行衰減訂正，而且要藉助其他信息來反演整個雲層的含水量垂直分佈； （ 5 ）為了獲得從極薄到極濃厚雲的垂直分佈探測能力，未來測雲雷達系統最好採用雙波長甚至三波長（如94 、 37和13ghz ） 。
  9. In numerical simulation, the elastic zone is only considered and the effect of blasting waves on the rock medium, after attenuating through crushing zone and ruptured zone, becomes an input load

    數值模擬僅考慮彈性區域，爆炸波對巖石介質的作用經粉碎區、破裂區衰減后成為輸入荷載。
  10. The optical rotation in er fluids is studied thoericaly. considering the different attenuation in different direction and the theory of light transmission, i derive the expression of rotation angle as function of the angle 6 ( between the electric vector of linearly polarized light and electric field ) and other parameters on the condition of several appropriates and assumptions

    考慮電場作用下電流變液中不同振動方向的線偏振光衰減不同，根據光波在介質中的傳播理論，推導出光通過電流變液的旋光角與（入射線偏振光振動方向與外加電場方向的夾角）及其它參數的關系表達式。
  11. The results showed : ( 1 ) the activity concentration of 95zr in water reduced quickly for subsidence, soil absorption, crucian intake, hornwort ' s absorption and adsorption. the dynamics of its disappearance accorded with binomial index regression law : cw. = 43. 36e - 1. 74t ' + 12. 85e - 0. 15 ( 2 ) the hornwort had stro

    結果表明: （ l ）從水體中引入的95zr由於沉降、土壤吸附、被魚體攝入和金魚藻的吸收、吸附作用使水體中的gszr比活度呈快速下降，其消失動態符合二項指數衰減規律， cw = 43 . 36e . ， . 74t + 12 . 85e一住『 」 。
  12. In general, the thesis covers the following aspects : first, in accordance with the property of variable tuning optical attenuator ( voa ), which is analyzed and discovered through diffraction theory, selected block plate and made attenuator, and achieved satisfactory effect by experiment in light transportation circuit

    針對可調型機械擋光衰減器的擋光特點，從衍射理論的角度分析和發現該器件的衰減特徵，並根據該特徵選擇擋光片，製作了衰減器。在傳輸光路上試用，獲得了較好的效果。
  13. The influences of different reinforcement style of the concealed bracings and different span - height ratio of lintel beams on bearing capacity, stiffness and deterioration process, ductility, hysteresity capacity, energy dissipation and failure features of coupled shear wall were studied through experiment of 7 specimens under low cyclic loading

    通過7個結構試件在低周反復荷載作用下的試驗，研究了不同暗支撐配筋形式、不同連梁跨高比對雙肢剪力墻的承載力、剛度及其衰減過程、延性、滯回特性、耗能、破壞特徵等方面的影響。
  14. Green tea : it contains many kinds of microelements indispensable to human body, it features the functions like reducing cholesterol, weight reduction, beauty keeping and fighting against senium, invigorating the stomach and promoting digestion, refreshment, cancer prevention and fighting against cancer etc

    綠茶：含多種人體所需的微量元素，具有降低膽固醇、減肥胖、養顏抗衰老、健胃消食、提神醒腦、防癌抗癌等作用。
  15. A method is provided to measure the friction parameters of the bed. the maximum friction torque, coulomb friction torque, viscous friction coefficient and moment of inertia can be gotten by fitting the free reduced rate curve of the gimbals and measuring the motor current when the motor begins to rotate

    提出了一種測量轉臺摩擦特性的方法，通過對轉臺在無外推力作用下的速度衰減曲線的擬合以及電機啟動過程電流和轉速的測量，可以得到最大靜摩擦力矩、庫侖摩擦力矩、粘滯摩擦系數及轉動慣量。
  16. The second chapter is about model experiment study, it introduces purpose, scheme, equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models, deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation. in the end, it obtains best depth of multi - aperture source

    利用相似性準則進行大量的物理模擬實驗，實驗觀測中以銅板和銅球作為目標體，詳細介紹了模擬實驗研究的目的、方案、使用設備以及實驗內容，並對實驗數據進行了處理分析，作出了不同模擬條件下單、多孔徑的二次場衰減電壓曲線和一次場等值線圖，找出多孔徑作發射源的探測最佳深度。
  17. The c. e. in both 2d and 3d problem increase the lifting forces, the c. e. in 3d problem decreases the " drag coefficients, but the c. e. in 2d increases the drag a little

    波動效應也隨著高度的增加而減少，但是和曲壁面效應相比，衰減速度要小得多。波動效應具有減阻作用。
  18. The attenuation of the ground vibration is closely relative to the physical and mechanical properties of the ground media

    地面振動隨著遠離振源而產生衰減。衰減的程度與強夯作用場地介質的物理、力學性質密切相關。
  19. Based on the vector radiative transfer theory and the characteristics of the sar technology, several sub - models for rice backscattering are constructed, including the leaf scattering model, the leaf extinction model, the trunk scattering model, the trunk extinction model and the water reflection model. then an integrated model for the first - order scattering mechanisms of rice, including all the main physical processes, is achieved

    針對合成孔徑雷達sar的技術特點，以水稻為研究對象，從矢量輻射傳輸理論vrt出發，通過模擬水稻主要器官稻葉和稻桿對電磁波的散射衰減作用等物理過程，建立了一套完整的水稻一次後向散射作用的物理模型，用以模擬水稻層的後向散射系數
  20. The results show that these algorithms for attenuation correction can work well in the valid range and their effects on attenuation correction are almost identical. when attenuation is strong or measurement error of real echo is large, however, the result from the h - b algorithm for attenuation correction is not good

    結果表明：在有效的訂正范圍內，幾種訂正方法均能得到很好的訂正，並且訂正效果幾乎保持一致，但h - b演算法在衰減作用很強或實際回波測量值誤差很大時，其訂正結果就變得不可靠了，從而造成訂正能力下降。
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