透聲性結構 的英文怎麼說

中文拼音 [tòushēngxìngjiēgòu]
透聲性結構 英文
transonic structure
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. Based on the sound wave transferring theory of infinite elastic and viscoelastic materials with the method of transferring matrix, the formulas of transmission coefficient and the level of sound insulation are gained, which consider shearing strength in the rubber, and the sound insulation properties of compound structures are discussed in condition of oblique incidence

    摘要基於無限大彈體和粘彈體的波傳遞理論,採用傳遞矩陣的方法,對斜入射情況下的射系數和隔量進行了理論推導,考慮了波在橡膠中傳播所產生的剪切力,並就單層復合的隔能進行了詳細的研究,進而也分析了多層復合的隔能。
  2. Zno is a ii - vi semiconductor material with wide band - gap, which has hexagonal wurtzite structure. zno thin films were widely applied in solar cell, uv detector, saw device, gas sensor and transparent electrodes et al for their excellent properties

    氧化鋅( zno )是一種具有六方纖鋅礦晶體的寬禁帶ii - vi族半導體材料,由於其優良的特,在太陽能電池、紫外探測器、表面波器件、氣敏傳感器、明電極等方面得到了廣泛的應用。
  3. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    在混凝土的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對物的承載能力和耐久造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土開展安全、穩定評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土缺陷的檢測方法展開研究工作,重點討論了超波法檢測混凝土裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的混凝土在脈沖荷載作用下彈波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。波ct是一種新的無損檢測技術,它是利用波穿被檢測體獲取波接收時間,來進行計算機反演成像的技術。
  4. It has broad application prospect in the following fields such as microelectronics, photoelectronic devices, large screen flat panel display, field emitter array, acoustic surface wave device, photon crystal, light waveguide array, holographic honeycomb lens and micro - optical element array, micro - structure manufacture, fabrication of large area grating and grid of high resolution, photoresist performance testing, profile measurement and metrology, etc. the paper only involves the primary research of interferometric lithography

    在微電子、光電子器件、大屏幕平板顯示器、場發射器陣列、表面波器件、光子晶體、光波導陣列、全息鏡和微光學元件陣列、微製造,高分辨、大面積光柵和網格製造,在抗蝕劑能測試、面形測量和計量等領域,干涉光刻技術都具有廣闊的應用前景。
  5. Thirdly, considering when acoustic wave with a certain frequency or angle is incident upon plates, it will greatly cause the radiation power " translating. this paper details the causes of coincident effect and gets the calculating formula. the conclusion is resulted that thick plate and uniaxial anisotropies can lower critical frequency

    針對波入射板面時在某一特定頻率或特定入射角度時會使輻射能力大大增加並產生能的大量射這一現象,詳細討論了產生吻合效應的條件;並針對工程實際中所應用到的各種尺寸、材質的板分別推導了其吻合頻率和臨界頻率的計算公式,得出了厚板和材料的各向異均會使的臨界頻率下降的論。
  6. It is well known that the coupled interactions between the ship hull and the surrounding fluid field of explosion give rise great influence to both the fluid loadings over the structural wetted surface and the responses of the hull. jt is the coupling effect that provides the major difficulties in the underwater explosion induced dynamic responses of the ship structure. the second order doubly asymptotic approximation method ( dda2 ) has been commonly employed in the world to deal with the coupling effect

    本文針對daa方法不適合於分析敷有阻抗與水差不多的學材料(如玻璃鋼與消瓦)的船體與水下沖擊波相互作用的局限,依據波的反射和射原理對二階daa方法的高頻段進行了改進,發展並提出了能夠分析學材料流固相互作用的adaa方法( acousticdaa ) ,拓展了應用范圍,使現有的二階daa方法成為它的一個特例。
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