消旋作用 的英文怎麼說
中文拼音 [xiāoxuánzuòyòng]
消旋作用
英文
racemation-
Racemization is found with optically active substrate substrates.
發現旋光基質有外消旋作用。This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw
基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性，定位方案等多方面考慮，尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法，並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體，利用體外的組合電磁線圈產生加載電流控制的驅動磁場，其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成，通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度，作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩，從而有效地完成驅動動作要求。" angelo " sterilization gel is highly effetive while mild and safe to human body with no irritation, no - toxicity and no side effect. it can instantly kill various disease - causing germs such as monilia, trichomonad, mycoplasma. chlamydia, mycete, staphylococcus aureus, dipolcoccus gonorrhoeae
「安潔樂」消毒凍膠可迅速殺滅引起女性宮頸炎、陰道炎等皮膚粘膜感染的各類致病菌：如滴蟲、黴菌、淋病雙球菌、金黃色葡萄球菌、綠膿桿菌、白色念珠菌、衣原體、支原體、梅毒螺旋體等，對人體無毒副作用。Results show that all the geometric parameters have remarkable effects on combustion performance ; the swirl of intake air generated by skew intake holes enhances fuel - air mixing, minimizes dead zone and stabilizes the flame with reverse flow, but the excessive reverse flow can cause overheat in combustion chamber and exhaust ; the consistency of flow resistance in intake and exhaust system is conducive to the stability of heater performance
研究表明，燃燒室進氣孔的孔徑、孔數、孔的分佈及方向等均對燃燒性能影響很大；斜孔所產生的旋轉進氣，雖具有強化燃氣混合、消除死區和迴流穩焰的作用，但迴流過度會使燃燒室及排溫過高；保證進排氣系統流動阻力（壓力）的一致性，有助於保證加熱器性能穩定。Methylbenzyl amine as chiral auxiliaries to react with racimic ketorolac. then authors got optical amides. the diastereoisomeric mixture were separated by column - chroatography on silica gel. the results of separation depend on the structure of r
苯乙胺作為手性輔基，與外消旋酮咯酸生成一對光學活性的酰胺衍生物，再用簡單易行的柱層析方法分離其非對映異構體。Spintronic devices are easy on batteries, because spin - flipping operations consume very little power and the chips can shut off between operations
自旋電子元件很容易用電池驅動，因為自旋反轉操作所消耗的能量極其微小，而且晶片在兩次運算之間可以停止供應電源。The contrast analysis for the vertical distribution feature of the simulated physical quantities such as vorticity, divergence, vertical velocity. spiral degree etc suggests that there are a good disposal among the various physical quantities fields in the different stage during the period of sandstorm development, and reveals that the dynamic mechanism of the forming, developing, decreasing of the sandstorm weather and trigger and indication effects of the micro - mesoscale systems and secondary vertical circulation to the occurring and developing of sandstorm in northwest area
對渦度、散度、垂直速度、螺旋度等物理量的水平和垂直分佈特徵進行對比分析，發現各物理量場在沙塵暴發展的不同時期有著很好的配置，揭示出西北地區沙塵暴天氣的形成、發展、消弱的物理機制和中小尺度系統、次級垂直環流對沙塵暴天氣發生發展的觸發和指示作用。沙塵暴區上空螺旋度垂直分佈為高層負值，低層正值，螺旋度大小的演變與沙塵暴的出現有一定的對應關系。Miraball is a powerful advertising tool, making use of the persistence of vision. when a row or several rows of ultra brighter wide angle led spins at 2000 - 2200rpm, the built - in cpu commands the led dots light up or go out at a very accurate pre - programmed sequence, the user ' s desired texts and wild miraculously appear and float inside a crystal - like ball to catch all eyes
二：魔球是一實用新型的消費前沿動態廣告信息的發布媒體，內置微電腦晶元處理經個人電腦預先編輯后存於記憶體內的圖信息后，按非常精確的時序不斷點亮和熄滅，在一列或數更高速旋轉廣角發光二級管列陣中特定的點，在人眼視覺暫留作用下，用戶想要的圖文就會神奇地浮現在球體內360度的視覺空間中。The hot air will enter into the bottom of the dryer and produce vigorous eddy airflow. it will produce strong washing out and bring out effect to material and eliminate the phenomenon of adhering wall
乾燥氣體進入乾燥機底部，產生強烈的旋轉氣流，對器壁上物料產生強烈的沖刷帶出作用，消除粘壁現象。Dry gas enters into the bottom of drier and produces strong rotating air stream that exerts strong rushing effect to raw material on the wall, therefore the phenomenon of stricking on the wall is removed
乾燥氣體進入乾燥機底部，產生強烈的旋轉氣流，對器壁上物料產生強烈的沖刷帶出作用，消除粘壁現象。The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption
本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢；採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的；利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。Abstract : this paper analyzes theoretically the effect of the reversed cone angle and length of the plug on restraint and elimination to the distortion of the internal spiral ribs, and put forth the design methods of the plug in drawing rifled tube
文摘:從理論上分析了芯棒倒錐角和芯棒長度對內螺旋凸筋形狀畸變的抑制和消除作用，提出了採用倒錐形等螺距芯棒拉拔內螺紋管時芯棒幾何參數的設計方法。To ensure the charging pump working reliably, the following measures should be adopted : ( 1 ) adopting modified circular casing to reduce the radial force of the impeller and decrease the seal clearance ; ( 2 ) using radical ribs on impeller and helical sealing on shaft to realize minor pressure differential ; ( 3 ) using back pressure stuffing box to ensure sealing under small packing force ; ( 4 ) adopting self - lubricant flexible graphite stuffing for absorption of solids entering in the graphite in case of leaking
為確保灌注泵可靠工作，提出改進措施： （ 1 ）採用改型環形泵體降低葉輪的徑向力，減小軸封間隙，抑制泄漏； （ 2 ）採用背葉片降低葉片根部壓頭，獲得微壓，使軸封兩端承受較小壓差； （ 3 ）採用螺旋密封降低軸封兩端壓差，在保持微壓的同時避免出現負壓，密封效果更好； （ 4 ）採用反壓式填料密封結構，在很小的壓緊力下，即可保證密封； （ 5 ）採用具有潤滑功效的柔性石墨填料，即使發生軸封泄漏，進入石墨內部的固相顆粒也將隨著石墨的消耗而被鉆井液吸收。Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely
在流對浪的作用討論中，依據波動的射線理論和由變分原理導出的波作用量守恆定律，闡明了穩定波場波數矢量的無旋條件與費馬原理的等價性，扼要討論了背景流場影響海浪的運動學效應和動力學效應，首次指出水位（包括天文潮位與風暴潮位）變化對海浪成長與消衰的影響，為流浪潮聯合數值模式的發展提供必要的理論依據。Rotating around one axis does not reorient the other axes, and you can end up in a situation where two axes cancel eachother out, making it look as if one of the rotation axes is " broken "
繞著一個軸旋轉不能夠再適應其它的軸，你可以在一個位置停止，在那裡兩個軸（的作用）相互抵消掉了，那看起來就好像其中一個個軸斷了一樣。Game controls : left mouse control, first click the mouse to the left point, bubble seize series, with the space bar can rotating direction, then click the mouse to point and could be on the bubble series chessboard, the same three colors of the bubble that can be linked to disappear
游戲操作：鼠標左鍵控制，先在左邊點一下鼠標，把泡泡串抓住，用空格鍵可以旋轉方向，再點一下鼠標即可將泡泡串放在棋盤上，個顏色一樣的泡泡連在一起即可以消失。Based on deep researching of electronic canceling image - rotation technique, it designs high speed digital video processing module of fpga + dsp hardware, provides the relating arithmetic, and adopts fpga to realize video value insert which has a strict timing characteristic and the image - space transformation with the complex control requirement, the trigonometric function with a lot of operation is finished by the dsp
本文在對電子消像旋技術深入研究的基礎上，根據消像旋演算法需求和實時性要求，設計了fpga + dsp硬體構架的高速數字視頻處理平臺vsb ，並提出一種與之相適應的演算法解決方案。基於vsb硬體資源採用fpga完成時序要求較嚴格的視頻預插值操作和控制復雜的圖像坐標變換;由dsp完成控制簡單但運算量較大的三角函數運算。分享友人