表面波試驗 的英文怎麼說

中文拼音 [biǎomiànshìyàn]
表面波試驗 英文
surface wave test (swt)
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  • 試驗 : trial; experiment; test
  1. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用有限單元法分析了道路結構的r傳播特性:在深度方向上衰減較慢,傳播較深,動性大.提出了在道路結構動力響應計算中,利用來模擬水平向傳播,利用體來模擬豎直向傳播.通過算例來證該方法的可靠性和精確性,並利用這一動力響應計算方法分析了道路結構中所獲彌散曲線的可靠性
  2. First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field

    首先,對液體介質的靜電霧化機理作了初步的探討,理論上分析了液體霧化過程中射流區、紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析,對于高電導率的液體,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣液體,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前的研究分析,設計和組裝裝置,在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化,並對結果進行分析處理,總結出液體靜電霧化與液體張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等,得出高壓靜電場中液體霧化的一般規律。
  3. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲(其中包括聲瑞利- - rayleighsurfaceacousticwave ,和聲等)諧振器的工作原理、設計參數、製作工藝及其實結果,並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲振蕩器,以及低相位噪聲聲振蕩器的測方法和最終的測結果。
  4. Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail

    針對一維單脈沖雷達體制,分析了地形目標回特性;建立了地形跟隨雷達空地測距的幾何關系;利用雷達收發信號,導出了地形跟隨雷達和差接收通道的回信號達式,進行了形模擬,得到了地形跟隨雷達的地散射產生回在時域中的特性;根據和差回特性,闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用,並給出了真實雷達對外輻射的結果,證了文中的模擬。
  5. The incident wave height h1 / 3 is in the range from 0. 1m to 0. 25m, and the peak period tp in the range from 1. 0s to 2. 0s. the ratio of s / h1 / 3, which refers to the subface level of wharf deck ( s ) to the incident wave height ( h1 / 3 ), is between - 0. 1 and 0. 7. three different shore connecting types : open - piled, permeable slope with armored 1ayer of dolosse b locks and impermeable slope with armored layer of concrete plate, are set in the experiment for the research on the effects of boundary condition with different shore connecting types on the wave impact

    本文的物理模型在大連理工大學海岸和近海工程國家重點實室的大流水槽中進行,中選用的隨機靶譜為改進的jonswap譜,入射高h _ ( 1 / 3 )范圍為0 . 1m 0 . 25m ,譜峰周期t _ p范圍為1 . 0s 2 . 0s ,碼頭板的相對凈空(碼頭板底距離靜水的距離s與入射高h _ ( 1 / 3 )的比值)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負值時示碼頭板底位於靜水以下。
  6. Abstract : this paper presents a new - type floating breakwater with the structure of “ duckweed ”. some circular wooden blocks were flexibly tied together and flat located on water surface. a series of experimental investigation were carried out. the experimental results show that 1 ) there are wave attenuation characteristics of the new - type floating breakwater ; 2 ) by comparing the two installation styles, the wave attenuation effectiveness anchored on the sea bed is better than that of anchored on the sea shore

    文摘:模仿水生植物「浮漂」的結構形式,設計一種新形式的防堤.將多塊圓形木板柔性連接成一體,平鋪於水,對其進行了一系列的消浪效果的初步研究.結果明,該結構具有消浪性能,並且其固定方式採用系泊於水下的消浪效果優于系泊于岸邊的
  7. Brdf of material surface has relations with wavelength, incidence angle and scattering angle. it can barely be expressed by analytical formula, and can only be obtained through experiments

    材料的brdf ,與段、入射及出射角都有關系,幾乎不可能用解析達式示,只能通過實手段測獲得。
  8. In the test, an impact is applied on the surface of the concrete structure, and the response of the concrete due to the impact is measured and recorded

    在彈性中,利用鋼珠或鐵槌敲擊混凝土,以產生應力源,並以感測器測量混凝土反應。
  9. 05. 02 corrugated board, test for surface wax coating on

    紋紙板上蠟塗層的
  10. 05. 02 corrugated board facing, test for applied coating wax and impregnating wax in

    紋紙板塗蠟和浸蠟的
  11. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路線為:選用納米級al _ 2o _ 3陶瓷顆粒作為增強相,在超聲的環境中用化學鍍的方法完成對納米al _ 2o _ 3陶瓷顆粒的金屬銅包覆,採用熱壓燒結成型技術以復合粉末為原料制備成納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料,研究分析復合材料的成分、組織結構、硬度以及緻密度,對樣進行了干滑動摩擦磨損實
  12. We built a test road and after one year, we used surface wave exploration to test. the result is that the repaired layer felt old road well and have no empty spot. we used the pendulum friction tested and the results are the wear - resisting property is better than cement concrete pavement and pendulum friction is higher than cement concrete pavement

    此種材料同原有水泥混凝土路的粘結性能強,強度上升快,韌性大,抗凍性好,防水抗滲;通過路運營一年多的檢測結果明:通過儀測定修補層與原路粘結良好,沒有脫空點;利用擺式摩擦儀測定其耐摩耗性能優于原水泥混凝土路
  13. Thaw settlement cause negative friction. this paper base on the thought of " initiative cooling ", aim at three problems existing in common concrete pile used in frozen soil, a new type of pile is proposed to overcome the disadvantages of the classical pile used in frozen soil. pile body within active layer is fluted and refilled with porous materials such as gravels and ballasts, convection will be occur and then thermal exchange inside porous material in winter while only heat conduction exists in summer, as a result the soil around flutings will be cooled, so the top line of permafrost will be drive up

    本文基於「主動冷卻」地基的思想,以及針對凍土地區普通混凝土樁存在的三大問題,提出了一種新型樁的設計思路,運用數值模擬手段對其冷卻機理與加固機理進行了系統研究,即在凍融活動層的深度范圍內,在混凝土樁身的刻槽,修築完時槽內填充碎石、塊石等多孔介質,通過外界大氣溫度的自然動下多孔介質在冬季時存在的對流換熱機制,而在夏季只存在熱傳導,來達到主動冷卻樁周凍土和抬升凍土上限的目的。
  14. The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors

    本文的研究內容主要包括: ?在受炸藥經歷低應力大變形過程的susan中,同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝,得到了殼體膨脹變形過程圖像,並使用前照明技術觀察到了鋁殼產生的裂紋及其發展變化過程;從壓力傳感器測量的空氣沖擊超壓曲線,獲得反應釋放總能。
  15. Surface wave test

    原位測表面波試驗
  16. The final result shows that steep - front wave impulse voltage test plays a very effective part in finding serious faults of the insulator, however, tiny faults are not easy to be found through this method

    計算和結果相一致,結果明陡在檢合成絕緣子嚴重內絕緣故障方很有效,但對較輕的故障就不太有效。
  17. We made an improvement in overcoming the defects in speech signal adaptive delta modulation ( abbr. adm ), such as slope overloading and grain noise. in this method, numerical sliding average filtering was used for filtering decoding speech signal. experiments and analyses indicate that the method makes waveforms in good agreement between the decoding of adm and the original pulse coding modulation ( abbr. pcm ) signal, and considerably improves, the playback speech quality in naturalness, legibility and under standability

    針對語音信號自適應增量調制( adm )方式中斜率過載和顆粒噪聲缺點,提出了一種改進方法,它利用滑動平均方法對解碼后的信號進行數字濾.和分析明,該方法使解碼后的信號形與原脈沖編碼調制( pcm )形具有很好的一致性,使再生語音質量在自然度、清晰度和可懂度方比改進前均有較大提高
  18. Current. in order to make diffluent piers with low ridge to be popularized and applied, the surface wave of low fr. current is chosen as the research object. we measure the surface wave elements and the velocity distribution of various diffluent piers scheme by the experiment of physical model. we also analyze the average wave height, the the average value of the square of wave, unit width of the wave ' s energy, the probability density distribution of wave height, and the power chart character, so as to reveal the weakening wave mechanism of the diffluent piers

    低fr水流的核心是浪問題,為了低坎分流墩的推廣應用,本研究以低fr水流的浪作為研究對象,通過物理模型,對各種分流墩方案消能工的下游水浪要素、流速分佈進行測,分析低坎分流墩下游浪的平均高、均方根、單寬能、高概率密度分佈及功率譜特性變化規律,從而揭示了低坎分流墩的削機理。
  19. To explore the dynamic properties of landfills further more ; rayleigh wave tests on landfills are performed by a self - developed rsa system. by means of frequency analysis ; shear wave velocity varied with depth curves of landfills are obtained

    為了解填埋體的動力特性,本文利用自行研製的rsa系統做了填埋場的瑞利,並用對結果進行了頻譜分析,獲得了填埋場剪切速隨深度的變化。
  20. With nd : yag laser, the surface acoustic wave pulses were generated on the sample of aluminium and silicon. well - defined waveforms have been acquired. the results show this technique have advantages such as high frequency responding, high signal - to - noise ratio

    對nd : yag固體激光器在鋁和硅材激發的聲脈沖進行了系統的實,結果得到了良好的形,此法相對于其他光學方法具有頻響高,靈敏度高,線性較好的諸多優點。
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