low beam 中文意思是什麼

low beam 解釋
車頭短焦距光。

  • low : adj 1 低的;淺的,矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. Low, t. s., and guo, w., 1995, “ modeling of three - layer piezoelectric bimorph beam with hysteresis ”, ieee journal of microelectromechanical systems, 4, ( 4 ), pp. 230 - 237

    馮榮豐、楊竣翔、韓長富, 2003 , 」磁滯與摩擦力考慮的奈米定位」 ,物理雙月刊二十五券三期。
  2. The sun through the low window sent in a beam that lit up his thighs and slim belly and the erect phallos rising darkish and hot - looking from the little cloud of vivid gold - red hair. she was startled and afraid

    陽光從矮窗射了進來,照著他的大腿,和纖小的小腹,和昂挺的法樂士,在一小朵金赤色的發亮的毛叢中,黑幽比寺,溫熱熱地舉了起來,她覺得驚愕而羞怕。
  3. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  4. I nearly brained myself on that low beam.

    那低矮的橫梁險些把我的頭撞碎。
  5. I bumped my head on the low beam.

    我的頭撞到低樑上了。
  6. He stooped under the low beam

    他在低矮的橫梁下彎著腰
  7. The low beam clear distinguishes the light and shadow parts with obvious dividing line, what is the legal excellent light shape and will be soft to vehicle and passerby

    近光燈影明暗分明,截止線清晰可見。具有符合法規的良好配光光形,對車輛及行人不會造成刺眼的亮光。
  8. These results indicate that the magnetic field should have upper stability when the particle beam is low polarized while the requirement of the stability of the magnetic field can be lowered when the particle beam is high polarized in the experiment of producing the polarization of the particle beam. and the complementariness can be used as a negative feedback to stabilize the polarization of particle

    這一結果表明,在產生離子束極化的實驗中,在離子束低度極化的前期階段,磁場應具有較高的穩定性,而在離子束極化度較高的後期階段,磁場的穩定性要求可以放鬆;自旋的縱向分量的無規漲落和橫向分量的無規漲落的互補性有可能用來做成穩定離子極化的負反饋。
  9. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  10. Its principle is : a laminated structure ( beam or plate ) with delamination consists of undelaminated region and delaminted region which can be divided to upper and lower parts. when a low - amplitude and high - frequency excitation has the frequency close to some part ' s natural frequency, this part will resonate and certain amount of mechanical energy will convert to heat so that the delaminated region ' s temperature exceeds greatly that of the undelaminated region. therefore the delamination can be located by means of infrared thermograph

    其原理是具有脫層的層合材料構件(梁或板)包含脫層區域及未脫層區域,脫層區域分為上下兩部分,若對層合材料構件施加小振幅、高頻率的振動激勵,當激勵頻率恰好接近其中一部分的固有頻率時,該部分就會產生共振響應,部分機械能將轉化為熱能,使脫層區域的溫度遠高於未脫層區域,藉助紅外熱像儀即可顯示出脫層的位置。
  11. While simulating the resonant circuits, we finished a microstrip resonance, which has high q - factor and fits to design w - band low phase noise oscillators. select beam lead hyperabrupt junction varactor and gunn die made in china as vco ’ s frequency turning component and minus resistance

    此外,文中還對w頻段微帶結構直流偏置網路、微帶波導過渡等外圍電路進行了模擬優化,設計方法和結論對毫米波微帶電路設計具有通用的參考價值。
  12. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  13. We also present a low - complexity general channel simulation model for both transmitter diversity case and downlink beam - forming case. finally, we implemented the mimo channel model by dsp, introduced the software and hardware platforms of the channel simulator

    最後,用dsp對所建立的多入多出通道模型進行了模擬實現,並介紹了整個硬體電路板的整體結構,給出了通道模擬器的軟體實現過程。
  14. Using the beam propagation method ( bpm ) simulation, we confirm that wide controllability of the branching ratio and low excess loss can be realized by this structure

    用bpm方法模擬的結果表明,此結構實現了50 - 94的不對稱分支比,並且具有低的附加損耗的特點。
  15. The detection of a 11 - layers frame shear wall structure shows that the concrete strength of the seventh partial wall columns and the eighth partial beam and floor plate in that building are very low

    摘要對某11層框架剪力墻結構住宅工程結構檢測時,發現第7層部分墻柱和第8層部分梁板混凝土強度嚴重不足。
  16. The cool - beam halogen reflector lamps combined with tungsten halogen lamps and dichroic reflectors. they have the advantages of small size, high beam luninsity but low temperature, excellent color rending, high luminous efficiency long life. a lamp of 50w is equal to a general lighting incandescent lamp of 150w in lighting efficincy. this kind of lamps are suitable for reflection lighting and decorative lighting in display windonws and shop interiors, munseums, exhibition halls

    冷反射定向照明鹵鎢燈泡和介質膜冷反光鏡組合而成,具有體積小,光束亮高而溫度低,顯色性好,光利用率高,壽命長等優點,一隻50瓦燈的亮度,相當於一只150瓦普通白熾燈泡的亮度,這種燈適用於商場櫥窗、博物館、展覽廳等場合的定向照明和室內裝飾照明。
  17. The low - cyclic reversed loading tests of two unbonded partially prestressed concrete frames with different ppr have been carried out. the aseismic behaviors are analyzed and compared, with emphases on failure mechanism, hysteretic property, displacement ductility, energy - dissipation capacity as well as stiffness degeneration, etc. the results show, when designed rationally, the unbonded partially prestressed concrete frames can form beam hinge energy - dissipation machine and total destroy mechanism

    通過兩榀不同預應力度的無粘結部分預應力混凝土扁梁框架結構的低周反復荷載試驗,分析研究了無粘結部分預應力混凝土扁梁框架結構的破壞形態、滯回特性、位移延性、耗能能力、承載力及剛度退化等抗震性能。
  18. Study on short - beam interlaminar shear strength of glass - cloth epoxy laminates at low temperatures

    超低溫下層合板復合材料的短梁法層間剪切強度研究
  19. Many beam - arch combination system bridges ( bacb ), as their good mechanical behavior, low cost, constructibility and beautiful appearance, have been built all over china in these years

    梁拱組合體系橋梁近年來在我國發展迅速,由於其受力合理、造價低廉、施工簡便、造型美觀等特點,在公路建設中得到廣泛應用。
  20. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對激光焦斑旁瓣的貢獻。
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