脫層 的英文怎麼說
中文拼音 [tuōcéng]
脫層
英文
delaminate-
Relation between the microscopic fracture pro cess of carbon epoxy composite laminates and their fracture toughness
環氧樹脂復合層板脫層破斷的微觀過程與斷裂韌性的關系The analysis of delamination and fracture in ic packages
濕熱導致電子元件封裝脫層斷裂的分析Fuhong class a inorganic dampproof fireproof board adopt natural minerals, featuring good performance in water, sunshine, acid rain, and frosted condition, its lifespan can last as long as more than 20 years, it keeps room warmer in winter and cooler in summer, damp - resistant, wet - resistant, it is applicable to island climate, and wont generate halogenation like ordinary fireproof board
福宏a級無機防潮防火板：為天然礦物研製而成，具備了礦物應有的特性，長期水浸日曬酸雨寒凍也不脫層變質或腐蝕，使用壽命更可達20年以上且冬暖夏涼，又能抗濕抗潮，更能適合海島型氣候，絕不會有一般防火板材的反鹵現象。The three - dimensional analytic model on laminated piezoelectric shells is also studied. the main achievements are summarized as follows : firstly, buckling models for beams and cylindrical shells with arbitrary penetrative delaminations are established based on the first and higher - order shear deformation theory
本文研究工作的重點是建立含內埋脫層的復合材料層合結構的屈曲分析模型，其次是建立壓電層合殼的三維分析模型。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。" the delaminating model " could be adopted to simulate the condition of entire corrosion on steel bars
「脫層」模型可以用於對全面銹蝕鋼筋力學退化特性的模擬。Footwear - test methods for uppers - delamination resistance ; german version en 13514 : 2001
鞋類.鞋幫的試驗方法.抗脫層性能;德文版本en 13514The " popcorn " fracture analysis was studied by introducing reasonable simplifications and taking advantage of the strain energy release rate expression involving the hydrothermal effect
利用本文提出的斷裂判據，通過合理簡化，作者對吸濕電子元件在高溫焊接過程中發生的「爆米花」式脫層斷裂進行了研究分析。Based on the results of previous researchers, the following instigations have been carried out in this paper : ( 1 ) employing a reasonable local resonance model which can accurately embody the heat - generation behavior due to resonance and vibration - heat mode in delaminated region, the dynamic response and temperature distribution in the small delamination region of a laminated beam are formulated. influence of the excitation frequency on the temperature gradient formation is analyzed numerically, and several meaningful conclusions are drawn. ( 2 ) for laminated plates with delaminations, due to complexity of the analytical solution, the finite element method is employed to analyze their temperature distributions and satisfactory results are also obtained
本文在前人研究的基礎上，對此方法進行了進一步的探討，主要做了以下的工作： （ 1 ）選取合理的、能夠準確反映由共振而產生熱量的行為的局部響應模型，以及合理的振動熱模式，推導了一維層合梁小脫層區域的振動響應及梁的溫度分佈，並編製程序計算了該層合梁在激勵一段時間后的溫度分佈趨勢，分析了激勵頻率對溫度梯度形成的影響，得到了一些有意義的結論； （ 2 ）對於二維層合板，由於解析解的形式異常復雜，本文採用有限元計算軟體對其溫度分佈進行了分析，也得到了較為滿意的結果。Textile floor coverings - determination of resistance to delamination
紡織地毯.抗脫層的測定Glued laminated timber - delamination test of glue lines ; german version en 391 : 2001
膠合板.膠接縫脫層試驗Delamination is one of the main types of failure of laminated materials
脫層是層合材料最常見的破壞形式之一。Laminated bonded wood. delamination test. so called injection - drying method
層壓粘結木材.脫層試驗. 「干注入」法Delamination is a kind of common damage in composite laminated structures
脫層是復合材料層合結構中常見的一種損傷。Abstract : a refined delamination model for laminated composite beams is presented
文摘:建立了一種精化的復合材料層合梁脫層模型。The bimetal cementation, the compound material and the metal cementation, the compound material and the compound material cementation three types of lamination boards delaminates on its natural frequency had been separately studied and delaminating with the natural frequency relations diagram of curves had been drawn up
文中分別研究了雙金屬粘接、復合材料與金屬粘接、復合材料與復合材料粘接三種類型的層合板脫層對其固有頻率的影響，並繪制了脫層與固有頻率關系曲線圖，為工程應用提供了科學依據。Secondly, two carbon fiber reinforced composite beams were fabricated, and their modal frequencies were measured by an experiment method. thirdly, delaminations were modeled by pairs of nodes with the same coordinates but different node numbers, while the modal frequencies of these beams with different delamination location and size were computed by an eas piezoelectric solid element. moreover, a novel method combining computational mechanics and neural network was demonstrated for composite health monitoring ; the first five flexure modal frequencies obtained by fem were modified by a primary revising approach and were used to train the neural network
本文較全面地評述了神經網路的應用模型、改進演算法等，編制了bp神經網路程序：制備了纖維增強復合材料試件，並進行實驗模態分析；利用坐標相同、節點號不同的方法模擬脫層損傷，基於eas列式的壓電固體單元計算了不同脫層損傷情況下的頻率信息；針對基於實驗數據訓練神經網路存在樣本不足的缺陷，本文提出了利用有限元方法對含有脫層損傷的復合材料試件進行數值模擬，以前五階彎曲模態頻率構建訓練樣本的新思路，並提出了一種初步的計算值修正方法，以此構建神經網路的訓練樣本：將實驗模態分析的結果送入訓練好的神經網路進行預測，實現了對復合材料梁的脫層損傷的定位和損傷程度的評估。Characteristics : durabce, high temperature resisting, high voctage resisting, antisepsis and envicromentally protective. getting rid of poor factors ( non - cleaness, aging, unstasicity, disjoints and blow up ) caused by soft rubber joints
具有：耐用、耐高溫、耐高壓、防腐、保護環境的優點，取代了橡膠軟接頭所帶來的不衛生、易老化、耐壓不穩定、易脫層撕裂、爆破等不良因素，解決了系統運行中的后顧之憂。Acousto - ultrasonic ( au ) measurements were performed on impact - damaged carbon - carbon composites by using plain piezoelectric transducers putting on thin strips symmetrically, instead of commercial acoustic emission ones
根據聲-超聲基本原理，以普通壓電陶瓷傳感器替代商用聲發射超聲換能器，採用傳感器對稱布置方式，對具有預沖擊脫層損傷的碳-碳復合材料薄板做了聲-超聲測試。Another important conclusion the present study reached is that the controlling of diffusion coefficient do and evaporation coefficient f0 is efficient for the deduction of the possibility of the " popcorn " delaminations, in specific with controlling evaporation coefficient
對裂尖能量釋放率的影響較大，因此，控制擴散系數do和蒸發系數f 。能有效地降低電子元件發生「爆米花」式脫層斷裂的可能性，尤其是控制蒸發系數f 。分享友人