球陀螺 的英文怎麼說
中文拼音 [qiútuóluó]
球陀螺
英文
spherical top-
Jt91 - 200 artillety gyro altazimuth is a fix instument which can research the grid north automatically and determine grid north azimuth at any direction. it works by making use of the physical features of gyro and influences of earth rotation. the equipment of this instument will play a important role in topographic clement
Jt91 - 200型炮兵陀螺經緯儀是利用陀螺本身的物理特性和地球自轉的影響，實現自動尋找其北方向和測定任一方向線的真北方位角的定向儀器。該型炮兵陀螺經緯儀的裝備使用，對我軍炮兵測地分隊的測地保障發展將產生重大影響。Through comparison with each kind of miniature resonant gyroscope, a new miniature axial symmetry vibrating - shell hemisphere gyroscope was proposed
通過對各種微型諧振陀螺儀的分析比較，提出了一種新型微型半球諧振陀螺儀。We found two in a cupboard, among a heap of old toys, tops, and hoops, and battledores, and shuttlecocks
我們在一個碗櫥里找到了兩個球，那裡面有一大堆舊玩具，陀螺圈打球板羽毛球。Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications
與傳統的機械陀螺和光學陀螺相比，半球諧振陀螺具有如下優勢:結構上無高速轉子、無活動部件;不需預熱，啟動時間短;信號頻帶寬，漂移噪聲低;能承受大的機動過載;抗核輻射，並可經受短時間電源中斷的影響;體積小，重量輕，功耗低，壽命長，非常適合空間應用。From the standpoint of the gyrocompass the earth appears to be rotating about an axis making an angle ε with the true polar axis.
從陀螺羅盤的位置觀察地球，好象地球是繞著偏離其極軸角的一個軸在移動。< uk > from the standpoint of the gyrocompass the earth appears to be rotating about an axis making an angle with the true polar axis. < / uk >
< uk >從陀螺羅盤的位置觀察地球，好象地球是繞著偏離其極軸角的一個軸在移動。 < / uk >Another test, involving the precession of a gyroscope in a satellite circling the earth, is scheduled for the 1970s.
七十年代還安排了另一實驗，它包括繞地球旋轉的衛星中的陀螺進動性試驗。As the earth spins on its rotation axis, it wobbles like a top, slowly swinging the northern hemisphere closer to and then farther from the sun
當地球自轉時，自轉軸會像陀螺一樣晃動，因此北半球與太陽的距離會逐漸接近，繼而遠離。At the end of the chapter, the output of hrg is used in the simulation. the result indicates that the eular angle error is lower after flp filtering if proper step size is chosen
本文還把半球諧振陀螺實際數據引入該演算法的模擬，模擬的結果表明，選擇合適的階數可以使flp濾波后的歐拉角誤差小於濾波前。Abstract : the attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of esgm. the relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle. the simulation results show that the temporal performances of the longitudinal and distance errors which come from the initial alignment errors are periodically variational. they also show that the longitudinal and distance errors resulted from gyro drifts are not convergent in time. thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated
文摘:為了保證靜電監控器的導航定位精度，需要了解靜電陀螺的姿態誤差特性，建立相應的誤差方程.本文採用球面三角形原理推導了導航定位誤差與陀螺姿態誤差的關系式.模擬結果表明，由初始定向誤差引起的經度誤差和距離誤差的時間特性是周期變化的；由陀螺漂移引起的經度誤差和距離誤差是隨時間發散的.因此，初始定向誤差和陀螺漂移的影響不能忽略，必須對其進行估計和補償Report back in the exhibit schedule : march 8, 2006 - 10 days am09 : march 10, 2006 - 12 days remove time : march 12, 2006 exhibitors range : car, car, motorcycle, light truck bearings, railway bearings, magnetic bearing spindle ; aviation aerospace marine bearings, rocket and satellite bearings ; industrial robot bearings, machining center and machine spindle bearings, textile machine bearings, motor bearings, and farm machinery bearings, paper machine bearings, bearings press, bearing mill, metallurgical mining, petrochemical machinery bearings, bearings sporting goods, marine rig bearing ; bearings, bearings gyroscope, high - precision bearings, high - speed bearings, linear motion bearings, needle roller bearings, thrust bearings, ultra - low - temperature bearings, special bearings, ceramic ball bearings, spherical with trophies bearing miniature bearings, quiet motor bearings, ball bearings, roller bearings, lubricating bearings corrosion resistant bearings, bearing joints ; bearing ring blank refinement, precision ball and roller crown, with nails cage
撤展時間： 2006年03月12日參展范圍：轎車汽車摩托車輕型車軸承鐵路軸承磁懸浮軸承電主軸航空航天航海軸承火箭及人造衛星軸承工業機器人軸承加工中心及機床主軸軸承紡織機軸承電機軸承農機軸承造紙機軸承印刷機軸承軋機軸承冶金礦山石油化工機械軸承體育用品軸承海洋鉆機軸承組合軸承陀螺儀軸承高精軸承高速軸承直線運動軸承滾針軸承推力軸承超低溫軸承特種專用軸承陶瓷球軸承帶座外球面軸承微型軸承靜音電機軸承球軸承滾子軸承潤滑軸承耐腐蝕軸承關節軸承軸承套圈精化毛坯精密鋼球凸度滾子帶釘保持架軸承滾動體等軸承部件。A schedule, to report back on display : august 28, 2006 29 9am - 5pm 2 am09 : august 2006 30, 31 to 9 1 9 : 00 - 16 : 30 3, the opening time : august 30, 2006 at 9 : 30 4, remove time : september 1, 2006 as at 15 : 00 exhibitors scope of various bearings : metallurgical mine bearings, machine tool spindle bearings mill bearings, miniature bearings, bearings, ball bearings, roller bearings, needle roller bearings, roller bearings, gyroscope bearings, a high - precision bearings, high - speed bearings, bearings with block, linear motion bearings, low noise bearings lubricated bearings, ultra - low - temperature bearings, corrosion resistant bearings, joints bearings, deep groove ball bearings, angular contact ball bearings, aligning ball bearings, aligning roller bearings, cylindrical roller bearings, bearing a round, spiral roller bearings, thrust bearings, thrust ball bearings, thrust angular contact ball bearings, thrust spherical roller bearings, thrust needle roller bearings, thrust tapered roller bearings, turntable bearings, spherical ball bearings outside of cv and other bearings
參展范圍各類軸承：冶金礦山軸承機床主軸軸承軋機軸承微型軸承組合軸承滾珠軸承滾筒軸承滾針軸承滾子軸承陀螺儀軸承高精軸承高速軸承帶座軸承直線運動軸承低噪音軸承潤滑軸承超低溫軸承耐腐蝕軸承關節軸承深溝球軸承角接觸球軸承調心球軸承調心滾子軸承圓柱滾子軸承圓軸承螺旋滾子軸承推力軸承推力球軸承推力角接觸球軸承推力調心滾子軸承推力滾針軸承推力圓錐滾子軸承轉盤軸承外球面球軸承等速萬向節及其它軸承。On the base of the character of hemisphere continuously vibrating, the method of actuation and measuring, the asymmetry compensating process and the measuring limit were studied, the control loop and the parameter design were introduced, which will be prepared for the future circuit design and the automobile security application
本論文主要是在半球連續振動特性的基礎上，對陀螺儀的驅動及感測方法、非軸對稱的補償方法及感測極限進行研究，並詳細介紹其控制迴路與其參數的設計，為以後電路設計和面向汽車安全的應用打下了堅實的理論基礎。On the aspect of signal filtering of hrg, the forward linear prediction ( flp ) filtering method is introduced first
在通過陀螺信號濾波提高半球諧振陀螺精度方面，本文引入了flp濾波方法。The heart of the 3. 5 - tonne satellite is a container holding four spheres the size of ping pong balls that will be chilled to near absolute zero and spun 10, 000 times a minute, making them the most accurate gyroscopes ever built
這個3 . 5噸的人造衛星核心部分是一個裝有4個乒乓球大小的圓球的容器，這些小球可以被冷凍到絕對零度並能每分轉10000轉，這些都使這個裝置成為建造過的最精確的陀螺儀On the aspect of errors analysis of hrg, a brief introduction of the close - loop detection theory of hrg is present first. later the expressions of close - loop detection errors are deduced in theory. the impact of stimulating signals, turning speed, outside appended oscillation, the location & area of electrodes, and the current loss in capacitor is considered, and the primary analysis of error compensation is given
在半球諧振陀螺誤差分析方面，本文從半球諧振陀螺的閉環檢測原理出發，對半球諧振陀螺閉環檢測誤差進行了分析和推導，考慮了激勵信號、轉動速率、外界附加振蕩、電極位置及極板面積和電容傳感器等因素造成的陀螺誤差並對誤差補償進行初步分析。The allan variance ( av ) analysis method is used to evaluate the hrg signal. the result indicates that the main random error of hrg is angle random walk ( arw )
論文採用allan方差法對半球諧振陀螺的信號進行隨機誤差分析，分析結果表明，半球諧振陀螺的角度隨機遊走誤差是陀螺隨機誤差的主要部分。Like a spinning top, the rotational axis of the earth is not fixed in space. it will move in a circle with a period about 26000 years. we call this the
像轉動中的陀螺一樣，地球的自轉軸在太空中其實並不固定，而是以26000年的周期在轉動，這個運動稱為Due to some factors induced by the fabrication technology and fitting process, the inevitable hrg structure error can affect the amplitude detection and control
半球諧振陀螺由於製造工藝和裝配過程中的因素，其結構難免出現誤差，對振幅的檢測和控制產生影響。The hemispherical resonator gyros ( hrg ) is a new type of gyro invented in 1960s
半球諧振陀螺是20世紀60年代才出現的一種新型陀螺。分享友人