明輪幅 的英文怎麼說
中文拼音 [mínglúnfú]
明輪幅
英文
arms of paddle wheel-
Through calculation of a living example and its result analysis verified that while the vibration amplitude is comparatively small and the sine curve is being adopted, the theoretical contour of cam possesses rather good form closure property and is suitable to be applied for high - speed cam
通過實例計算和結果分析，表明該凸輪理論廓線採用正弦曲線，在振幅較小時，有較好的形封閉性，適合用於高速凸輪。The mentioned method is applied to design of pulley block compensation in luffing mechanism and the results show that the method is feasible and effective
在滑輪組補償變幅機構穩健優化設計中加以運用，結果表明該方法是有效的和可行的。Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing
建立了高速旋轉狀態下，採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型，給出了有限元法在此問題中的具體應用，並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型，以及對偏心激勵的響應，分析表明：對于高速旋轉的飛輪轉子和轉軸，應考慮陀螺效應對其動力學特性的影響，此時系統的固有頻率是轉速的函數；通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。The results showed the soil enzymes activity and available nutrients in soybean continuous cropping could approach or higher than those of conventional fertilizeration after applying soybean specific fertilizer, which indicated soybean specific fertilizer could modulate the deteriorating soil enzymes and nutrients ecological surrondings, therefore it could overcome the soybean drop in production caused by continuous cropping
結果顯示施用大豆專用肥后，土壤酶活性和有效養分總體均能達到或高於輪作土壤常規施肥水平，這表明大豆專用肥能調控大豆連作所引起的土壤酶活性和養分惡化，最終使得大豆專用肥能克服大豆連作所引起的大幅度減產。Thirdly, the new method and nearest - neighbor method, single linear interpolation, bilinear interpolation were coded by vc + +, and a mfc application, bmpinterpolation, was achieved. many kinds of examples were tested using bmpinterpolation, including single color images and true color images ( 24bits ), photos and images after 3d rendering by 3dmax. the comparison between new method and the others indicates that the new method can not only get higher quality of images but also match the requirement of procedure speed
用該程序可以實現了對單幅位圖文件的讀取和插值放大，通過單色和彩色圖像、照片圖像、三維渲染圖像等放大處理算例的檢驗，說明了本文的方法和程序是成功有效的，新演算法明顯優于幾種簡單插值放大方法的輪廓清晰度，且具有很好的快速性，兼顧了自動立體鏡三維顯示的快速性和清晰度要求。The built - in color viewfinder provides bright, crisp images under virtually all conditions. radiometric firewire ieee 1394 output provides the bandwidth for fast downloading of calibrated
探測器技術生成優異無噪聲圖像輪廓鮮明的高解析度的長波紅外熱圖每幅圖像超過76000個像素。At room temperature, the fracture for r specimen is the characteristic of fatigue stripe, while tire - like pattern appears on the fracture of the t specimen, and the hydrided sample is characterized by skeleton - like pattern and quasi - cleavage fracture at room temperature. however, the fracture characterized by second - crack at 400
常溫下， r向試樣的低應變幅疲勞斷口上較為明顯的特徵是疲勞條紋的存在; t向試樣的疲勞裂紋擴展區斷口上則為輪胎痕花樣;滲氫態試樣室溫下疲勞斷口的主要特徵為脊骨狀花樣和準解理斷裂特徵。Results show that profit gained by incorporating the time delay between axles in the control laws designed with track spectrum information decreases rapidly with the enhancement of running speed, comparatively including track spectrum is more important in control law design of railway vehicle active suspension
分析表明，依據軌道不平順譜以及輪軸時延能實現最佳的控制性能；但隨著速度的提高，其相對于僅依靠軌道譜信息而設計最優控制規律的收益大幅下降；相對而言，鐵道車輛依據軌道譜信息設計主動懸掛控制規律非常重要。Results show that different axial gaps do have obvious effects on optimum clocking positions, and the aerodynamic efficiency benefits vary greatly with different axial gaps
結果發現，葉排間軸向間距對時序效應自身影響很大，會使渦輪效率的變化幅度以及效率極值出現的位置發生明顯變化。Combining the design of portal crane luffing mechanism, this paper set up the math model independently and synthetically of the single boom system with compensating pulley and level - balancing weight. use genetic algorithms to optimize the model, the calculated results show as follows the genetic algorithms is effective and manipulable, the synthetically optimize is best than independently optimize. the optimization program of luffing mechanism was build, and this will be a useful tool in the design of crane
結合門座起重機變幅機構的設計，建立了導向滑輪補償系統和杠桿? ?活對重臂架自重平衡系統獨立模型和綜合模型的未平衡力矩最小的優化問題，結合遺傳演算法對它進行了優化，結果證實了該演算法的有效性和可行性，表明了綜合優化比獨立優化更能提高優化的準確性。In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described
汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械，由於安裝或運行中的原因，在轉子旋轉過程中，可能和器壁發生輕微的摩擦和碰擊，簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數，而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感，在碰摩發生的起始階段，包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹This method is especially suitable for producing the feature points of a cross - sectional contour with free - form shape, and it is verified by some engineering cases and experimentations, which shows that this method is useful and effective
工程實例和對比實驗表明：文中方法能大幅度地提高切層輪廓偏置的速度與質量，實用性強。分享友人