角度大小 的英文怎麼說
中文拼音 [jiǎodùdàxiǎo]
角度大小
英文
angular dimension-
The miter length can be large when the angle between two lines is small
當兩條直線之間的角度很小時，斜接長度可能很大。The technology is remote distance and no osculant measurement, and the measure instrument can be real time control by pc. the system adopts an optical system equipped pritchard hole reflector. it can provide efficiently optical channel, and it can aim at the distant object and measure brightness and color precise
本系統採用了裝備有帶孔反射鏡的望遠光學系統，能夠對遠處的測試目標進行亮度與顏色的精確瞄準測量，同時可方便的改變視場角的大小。Prepar1ng po1 ypropy1ene / montmori l lon 1 te nanocomposi tes ( pcn ). ma1 ei c anhydride ( mah ) / styrene ( st ) was app1 ied to graft wi th pp and montfnori 1lo - nite was interca1ated by ppalg - - mah / st in the same t1me. effects of intercalat ion agent htab on the basal spaci ng ( d., . )
首先考察了插層劑對蒙脫土片層間距的影響，小角x -衍射表明在插層劑十六烷基三甲基溴化銨（ htab ）的作用下，無機土片層間距最大可被撐至4 . 0nm ，並且d _ （ 001 ）值與插層劑的濃度大小有密切的關系。First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost
從對系統貢獻角度，採用電壓靈敏度方法（ vs法） 、 pv曲線法、等效無功補償法（ erc ） 、無功備用方法來確定一個七節點系統中的發電機的無功價值和ieee14節點系統的發電機的無功價值，電壓靈敏度法和pv曲線法可比較出不同電源跟蹤負荷變化的靈敏度大小，而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率的。To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station
大連市碧流河水庫供水工程取水頭部由引水渡槽、節制閘、進水閘、泄水閘等建築物組成。由於本工程場地條件限制，增設旁通管后布置非常緊湊，管道急轉角度大且轉彎距離較小，對于管內水流流態是否滿足要求，需要經過模型試驗進行論證，以確保工程的可靠性。旁通管具有上水與泄水要求，對其過流能力也要經試驗確定，為碧流河水庫增建旁通管設計提供依據。Expanding the system ' s hamiltonian to a real symmetric matrix in an appropriate orthogonal basis vector and then diagonalizing it, we get the energy spectrum of the system and calculate the energy level spacing distribution function and the spectral rigidity. then we study the statistical character of the energy spectrum under the changing of magnetic field intension and find that the system ' s motion transfers from regular to chaos gradually
將系統的哈密頓量在一個適當的正交基矢下展開並對角化，得到系統的能譜，分別計算系統能譜的能級間距分佈函數和譜剛度，研究了該系統量子能譜的統計特徵隨磁感應強度大小的改變而表現出的系統運動由規則到混沌的漸進變化。Led cluster lamp applies high bright led as light source with low power loss, long life, and low heat extraction, which also applies high - quality toughened glass as body and antistatic plating film as inner face with wide shooting angle, small size and easy installing
Led射燈杯採用高亮度的led作光源，具有功耗小，壽命長不發熱等特點。 led射燈燈體採用優質強化玻璃，內表面防靜電鍍膜處理。射燈投射角度大體積小，安裝方便。Led cluster applies high bright led as light source with low power loss, long life, and low heat extraction, led cluster light also applies high - quality toughened glass as body and antistatic plating film as inner face with wide shooting angle, small size and easy installing
Led射燈杯採用高亮度的led作光源，具有功耗小，壽命長不發熱等特點。 led射燈燈體採用優質強化玻璃，內表面防靜電鍍膜處理。射燈投射角度大體積小，安裝方便。In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models
本文對基於電動力纜繩的航天器離軌過程進行了深入研究，具體工作如下:首先，本文研究了電動力纜繩產生電動力拉力的基本原理，建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下，對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下，對受電動力纜繩作用的航天器的離軌過程進行模擬，分析了在不同精度地磁場模型下，航天器離軌過程中各軌道參數的變化情況，並比較了不同模型對離軌時間的影響。Results : the results showed that children had similar adaptation features as adults that they adjusted to treadmill walking with shorter stride lengths, shorter single - support phases, longer double - support phases, greater hip flexion and ankle dorsiflexion at heel strike, smaller variability of intra - limb coordination and higher physiological costs than during overground walking ( p < 0. 005 )
結果：研究結果顯示兒童和成人有相似的適應特色，他們在跑步機上行走時會比在地面上行走時以較短的步長、較短的單腳支撐期、較長的雙腳支撐期、于腳跟著地時有較大的髖關節彎曲和踝關節背曲角度，較小關節間協調之變異性以及比較高的生理消耗來適應。The tong angle is too small
大鉗的角度太小了Avm is essentially a precision array film attenuator, which has a big diameter, high power load, continuous adjustment. the gain of each beam of the main amplifiers is controlled independently by the adjusting the angle of each cell of avm
Avm實質上是大口徑、高功率負載、透過率連續可調的組合式精密薄膜衰減器，通過調節avm各單元偏轉角度大小來獨立控制住放大器各路的增益。Having great difference with the tradition structure, its outline is no - gradual - enlargement. the reason of rotator the key point coordinate and restriction, origin of the new coordinate system after transform, the angle of the rotator. transform of the key point between the new and old coordinate system, the rotator angle of coordinate system in ansys during the fem model come into being
本文討論了非漸擴形結構指尖密封曲梁關鍵點坐標旋轉的原因、旋轉的約束條件，旋轉后新坐標系圓心坐標的獲得、旋轉角度大小的確定、曲梁型線關鍵點坐標在新舊坐標系之間的轉換及在ansys中建立有限元模型時坐標系旋轉的原因及角度大小的確定等問題。When the agv is running, if the steering angle is smaller, the optimal controller has good performance, but it cannot be adapted to steering control in case of larger angle. fuzzy controller is suitable to this case, but the control scheme cannot cover all situations
最優控制在轉向角度較小時，跟蹤性能穩定，其缺點是不能適應較大角度的轉向控制；模糊控制可以通過專家的經驗來靈活控制被控對象，但是控制策略無法覆蓋所有情況。For shutters, the results show : 1 ) according to the formula p =, the theoretical value of is calculated by the effective velocity of the flow, and its engineering value is calculated by the arriving velocity of the flow, the relationship between the theoretical value of and its engineering value is 2 ) the smaller value of declining angle will result in the smaller pressure loss and smaller outlet velocities. as a result, the declining angle of 30 擄 or less is recommended in some places which need small wind velocity, such as broadcasting studio and library, and the declining angle of 45 擄 or less is recommended in places which need big wind velocity, such as cinema and office ; 3 ) the larger value of ratio between the wide of the shutter b and the space between two boards h ( b / h ) will result in the larger pressure loss and smaller outlet velocities. the range of b / h from 0. 8 to 2. 0 and the optimum value 1. 2 is recommended ; 4 ) the range of b from 10 mm to 50 nun and the optimum value 40 mm is recommended ; 5 ) the proper thickness of the boards 8 of the shutters is 1. 5 mm ; 6 ) cuneiform boards should replace the rectangle inlet boards of the shutters in order to obtain better ventilation
數值模擬採用fluent軟體，計算結果用excel進行處理，通過對大量數值工況進行數值模擬計算，結果表明：對于單側百葉風口，計算表明： 1 ）對于公式p = （ ~ 2 ） 2 ，的理論計算值中定義為流體流經百葉風口內部時的速度，即有效速度，而工程上常使用流體的來流速度來計算，計算表明，的理論計算值與工程應用值的關系為（ _ （理論） ） （ _ （工程） ） = 0 . 813 ； 2 ）當來流速度一定時，擋板傾斜角度越小，壓力損失越小、出口速度越小；因此在要求進口風速比較小的場所，如播音室、圖書館等，宜採用擋板角度30的百葉風口；在要求進口風速比較大的場所，如電影院、辦公室等，百葉擋板的角度應選45 ； 3 ）當來流速度一定時，百葉擋板的擋板寬度b與擋板間距h的比值b h越大，壓力損失越大，出口速度越小，計算表明，鑒于壓力損失、出口風速、板間形成渦流區的大小，百葉擋板的b h值取0 . 8到2 . 0之間， b h = 1 . 2為最佳值； 4 ）當來流速度一定時，在計算的條件下，當百葉擋板寬度b = 40mm時，百葉擋板的阻力系數最小，考慮到渦流區等的影響，建議選用10mm b 50mm的百葉擋板；西安建築科技大學碩士學位論文5 ）百葉擋板的厚度取為1 . sinln為好; 6 ）百葉擋板的入口側可選用具有傾斜度的楔形擋板來代替矩形擋板，利用其較好的導流作用，可得到更好的出流效果。The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency
分析了各種因素對太陽能真空集熱管流場和溫度場的影響。直徑越大，熱效率越高，但升溫能力弱；長度對熱效率影響不大；傾斜角度大於30后，自然對流已經能夠充分進行，考慮以能夠吸收到最大太陽輻射為主；真空度和發射率對熱效率和溫度場影響很大，尤其是在介質溫度與環境溫度差異比較大時；水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次；太陽輻射強度越大，介質溫度與環境溫度差異越大，熱損失越大，效率越低； 4Drag the mouse clubs adjusted perspective point shoot spot ball hitting, drag the mouse shoot spot ball above the bay intensity adjustment of the size
鼠標拖動球桿調整角度，點「 shoot spot ball 」擊球，鼠標拖動「 shoot spot ball 」上方的力度槽可以調整力度大小。Drag the mouse clubs adjusted perspective point shoot spot ball hitting, drag the mouse shoot spot ball above the bay intensity adjustment of the size. 4455 8 ball billiards championship games
鼠標拖動球桿調整角度，點「 shoot spot ball 」擊球，鼠標拖動「 shoot spot ball 」上方的力度槽可以調整力度大小。Reaction of limestone calcination and sulfuration under o _ ( 2 ) / co _ ( 2 ) atmosphere were experimented on a bench scale fluidized bed facility and analyzed by thermodynamic analysis. limestone samples were analyzed by press mercury apparatus and scanning electron microscope. mechanism for limestone calcination and sulfuration under o _ ( 2 ) / co _ ( 2 ) atmosphere was raised and discussed
熱力學角度和小型流化床試驗臺上研究了空氣和o _ 2 / co _ 2氣氛下的石灰石煅燒分解與硫化反應特性，並對煅燒過程和硫化反應過程中的石灰石樣品結合壓汞儀和掃描電鏡進行了微觀分析，得出了o _ 2 / co _ 2氣氛下石灰石煅燒與硫化反應特浙江大學博士學位論文點，探討了02 / co :氣氛下石灰石的硫化反應機理。In order to resolve the problem which arised from the average path length and efficiency of our aviation network, we researched the advantage of small world network from the angle of quantity characteristic and applied the ga ( genetic arithmetic ) to numeric simulation in condition configuration of limit number of shortcuts
針對我國航空交通網路平均路徑長度大，效率低的問題，本文從數量特徵的角度對小世界網路的優越性進行了探討和研究，並引入遺傳演算法對固定數目的捷徑配置進行了數字模擬。分享友人