精密定時器 的英文怎麼說
中文拼音 [jīngmìdìngshíqì]
精密定時器
英文
split-second timer- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 密 : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 精密 : precise; precision; accurate
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Forging hammer is an important device, which is used to forge roughcast in machine shops. when forging hammer works, violent vibration produces, so the precise instruments and equipment around ca n ' t run normally, the stability and longevity of the workshop structure may lower, furthermore, the health of people hurts. the damping to forging hammer foundation is all through the ages a hot question for discussion
鍛錘是機械工廠中一種對毛坯進行鍛造加工的重要設備,但鍛錘工作時產生的極大振動,不僅嚴重影響周圍精密儀器、設備正常運行,降低廠房建築結構的穩定性及其使用壽命,而且是一種危害人體健康的工業公害,因而鍛錘隔振歷來是一個熱門研究課題。Our factory by produces the air current spinning machine fitting product ( reeling thread, transfers cup, divides combs roller, pressure roller and so on ) primarily, while expands, the enhancementproduction scale, efficiency unceasingly, strives for the survival by the quality, does not hesitate the great riches to increase or to renew the equipment, purchases the domestic and foreign advanced precise numerical controls lathe, the processing center, the high accuracy grinder successively and so on hundred, causes the product quality and the processing craft has the good stability and thereliability
工廠以生產氣流紡紗機配件產品(紡紗器、轉杯、分梳輥、壓輪等)為主,在不斷擴大、提高生產規模、效率的同時,以質量求生存,不惜重資增加或更新設備,先後購進國內外先進的精密數控車床、加工中心、高精度磨床等百余臺,使產品質量和加工工藝具有良好的穩定性和可靠性。In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery
魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角(接近180 ) ,但同時也引入嚴重的圖像變形,常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上,通過考慮魚眼鏡頭成像的徑向變形、偏心變形和薄棱鏡變形,建立了魚眼鏡頭成像的精確成像模型,然後,利用非線性迭代演算法,精確求解攝像機外部參數、內部參數.實驗表明,使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
二、具體研究工作的系統報告,主要集中在以下幾方面:研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實時分離gps觀測中的儀器偏差與電離層延遲;研究如何建立較大區域的電離層格網模型,進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監測隨機電離層擾動的基本理論和框架方案;研究如何綜合顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。Excellent torque control make it possible to automatic shut - offquickly when reach initialized torque range and cut off power supply
內部精密控制線路,當電動起子達到設定扭力時,離合器跳脫並瞬間切斷電源完成鎖緊動作Sb2015 - 3 precision decade dc resistance box adopts high voltage glass glaze resistors and special high voltage seal switch. its electric performance is very stable and insulation intension is very high. the resistance value can be adjusted under the condition of ceaselessly opening voltage ( note : the using switch should not be at the point of 0. ) it is easy to operate and suitable to be used to calibrate insulation resistance meter, and suitable to be used as high resistance standard
3型精密十進位直流電阻箱採用高壓玻璃釉電阻器及獨特的高壓密封開關,電性能穩定可靠、絕緣強度高、可在不斷開測試電壓的條件下調節電阻值(正在使用的那隻開關不處在「 0 」位置時) 、操作方便,適用於檢定/校準絕緣電阻表,也可作為高阻標準。Sb2015 - 2 precision decade dc resistance box adopts high resistance superfine glass silk and special high voltage seal switch. it electric performance is very stable and insulation intension is very high. the resistance value can be adjusted under the condition of ceaselessly opening voltage ( note : the using switch should not be at the point of 0. ) it is easy to operate and suitable to be used as dc resistance standard to calibrate insulation resistance meter
2型精密十進位直流電阻箱採用高阻玻璃微細絲電阻器及獨特的高壓密封開關,電性能穩定可靠、絕緣強度高、可在不斷開測試電壓的條件下調節電阻值(正在使用的那隻開關不處在「 0 」位置時) 、操作方便,適用於檢定/校準絕緣電阻表,也可作為直流電阻標準。Based on the tidal gravity observation recorded with the gwr c032 superconducting gravimeter at jiufeng station, wuhan / china, the scale values of the gwr c032 scg and the lcr - et20 spring gravimeter are accurately determined with the method of instrumental same - site observing
本文基於武漢九峰臺超導重力儀固體潮觀測數據,採用儀器同址觀測的方法,實現了gwrco32超導重力儀和lcret20彈簧型重力儀格值的精密標定;採用由比利時皇家天文臺pAir filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic
空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管When a robot is working on precision assembly, the tools need to be located accurately. but the robot and other appliances around have inevitable lateral error which will block the assembly
應用機器人進行精密裝配作業時,裝配對象需要精確定位,但機器人與周邊其它裝置難免產生對中誤差,這必將影響和阻礙裝配作業的順利完成。A novel method of electrostatic suspension was developed. this article briefly discusses the basic concept, schematic setup and optronic feedback system of the electrostatic suspension. when taking an aluminum plate and a compact disc ( cd ) as the suspended objects respectively, it is measured the electrostatic forces acting on the objects under different electrode voltages and different electrode - object gaps. the experimental results show that the electrostatic forces are sufficient to levitate both of the suspended objects, namely the electrostatic suspension method is practically feasible. compared to the conventional magnetic suspension, the significant characteristic of the electrostatic suspension is that it is capable of suspending most of the conductive and / or nonconductive, magnetic and / or nonmagnetic objects. therefore, this method can be widely applied to realize the electrostatic suspension and non - contact manipulation of the precision objects
本文提出光電反饋式靜電懸浮的新方法,簡要討論靜電懸浮的原理、裝置及其光電反饋控制過程.採用鋁片和cd光盤作為懸浮體,測定了不同靜電電壓和不同懸浮間距時的靜電懸浮力,揭示了它們之間的相互關系.結果顯示這兩種懸浮體均可獲得足夠的靜電懸浮力,證明了靜電懸浮的可行性.靜電懸浮方法的顯著特點是既適用於導電體與非導電體的懸浮,又適用於磁性體與非磁性體的懸浮,克服了傳統磁懸浮技術僅適用於磁性體的局限性,可廣泛應用於精密元器件的懸浮與非接觸無損操作The topic is from the national " 973 " project " the new principles and methods of high - performance electronic components of digital product design manufacturing ". closely combing with the high - speed high - precision planar parallel position robot developed by the project, we have carried out a deep research on robot control system architecture, time - optimal control algorithm and servo system control algorithm, achieving high - speed and high - precision point to point control and trajectory tracking control
本課題來源於國家「 973 」計劃項目「高性能電子產品設計製造精微化數字化新原理和新方法」 ,密切結合該項目所開發的高速高精度平面並聯定位機構,對機器人控制系統體系結構、時間最優控制演算法以及伺服系統控制演算法進行了深入的研究,實現了高速度、高精度的點位控制和軌跡跟蹤控制效果。The accurately controlled signal source generates sinusoidal elastic wave accurately controlled in frequency and stable in phase to " illustrate " underground media. time signal stacker receive signal by stacking and doing fft to measure the transfer function of media. " sompi " cepstrum method retrieve group velocity travel times and decayed factors of wave element from observational data of transfer function in a limited frequency window
精密可控震源用於產生頻率精確相位穩定的正弦彈性波以照射地層內部,信號疊加器通過對接收信號進行疊加和進行傅立葉變換的方式實現對介質傳遞函數的精密測量, 「存否」倒譜方法能夠根據一段窄帶頻域傳遞函數數據獲得時域上各個波成分的群速度傳播時間和介質衰減因子。This company, beginning fairly early to develop and manufacture themal protector, ptc started and current relay, has accumulated certain rechnical capability and rich manufacture experience. it boasts advanced manufacture and inspection equipment and device, such as precision punch, precision dryer, energy - reserve welding machine, ampere time characteristics detector, temperature characteristics detector, life test platform and key equipment for part - processing, finished product assembly, finished product inspection and pattern test. to guarantee product quality and expand manufacture capability, a production line has been designed and installed. with the aim of absorbing advanced technology and creating famous brand ted, we are planning to introduce equipment, material and know - how from abroad to satisfy users demand with quality product and excellent service
公司較早開始研製熱保護器電流繼電器及ptc啟動器,對生產熱保護器電流繼電器具備了一定的技術力量和豐富的生產經驗,現有熱保護器及電流繼電器的生產和檢測設備:精密沖床精密乾燥箱儲能焊機安培時間特性檢測儀溫度特性檢測儀壽命檢測臺零件加工成品組裝成品檢測和型式實驗的關鍵設備。並設計製造安裝了生產線,保證了產品質量,擴大了生產能力。為集天下之技術,創tde名牌,準備從國外引進的設備材料和技術。分享友人