裂變瓷 的英文怎麼說
中文拼音 [lièbiàncí]
裂變瓷
英文
crackled porcelain-
Advanced technical ceramics. ceramic composites. methods of test for reinforcements. determination of distribution of tensile strength and tensile strain to failure of filaments within a multifilament tow at ambient temperature
高技術陶瓷.陶瓷成分.增強的試驗方法.環境溫度下多纖維牽引內纖維斷裂拉伸強度和拉伸應變分配的測定Advanced technical ceramics - ceramic composites - methods of test for reinforcements - part 5 : determination of distribution of tensile strength and of tensile strain to failure of filaments within a multifilament tow at ambient temperature
先進工藝陶瓷.陶瓷復合材料.增強纖維的試驗方法.第5部分:周圍溫度下復絲束中長絲拉伸強度的分佈和斷裂拉伸應變的測定When the stress at the tip of crack is inflicted on the m - type ferrite particle dispersed in matrix as a second particle, not only the toughness of composites will be pro ved because of the non - elastic area produced by the particle but also the strength change of magnetic field and the stress distribution in the structural ceramics will be detected by the strength of spontaneous magnetization varying while magnetic materials being pressed or drawn
這是因為當結構陶瓷中裂紋尖端的應力作用在彌散於基體內的鐵磁體二相粒子上時,鐵磁粒子不僅在裂紋尖端周圍產生的非彈性區域使復合材料的韌性提高;而且還能利用鐵磁材料在外應力作用下自發磁化強度發生變化的性質,通過測量復合材料在應力作用下磁場強度的變化,探測出結構陶瓷中的應力分佈情況。Standard test method for elevated temperature tensile creep strain, creep strain rate, and creep time - to - failure for advanced monolithic ceramics
高級單片陶瓷的高溫抗拉蠕變應變,蠕變應變率及蠕變斷裂時間的標準試驗方法Thermal and welding residual stress often produces in the proceeding of the electronic package, the residual stress release and thermal deformations of the microelectronics will reduce the assemble intensity between the chip and package, and then debase the electrical performance of the assemble circuit, numerous thermal cycling will lead to thermal fatigue or thermal failure of the microelectronics
電子封裝器件在生產的工藝過程中,往往會產生熱殘余應力以及焊接殘余應力,殘余應力的釋放作用及器件在使用過程中的熱變形,會降低集成電路晶元與封裝體的結合強度,進而降低集成電路的電性能,反復的熱循環,將導致器件的熱疲勞失效,嚴重時可導致矽片或陶瓷片破裂,使整個器件遭到破壞。The paper forms the three information measures into measure vector as the input of cmac - cerebellar model articulation controller neural network and proposes a method of edge detection based on information measures and cmac. the edge contours generated by this method is very legible. the method has a high runtime performance and improves the resistance to noise
本文將圖像的三個信息測度作為分量組成邊緣特徵的測度向量,作為小腦模型神經元網路? cmac的輸入,提出一種基於信息測度和cmac網路的邊緣檢測方法,用該法得到的邊緣輪廓清晰,實時性好,並且抗噪能力有明顯提高:將上述邊緣檢測方法應用於無人值守變電站,提出一種瓷瓶裂紋故障監控方案。Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties
本文以自增韌氮化硅陶瓷為設計對象,運用主成分分析法( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用模糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的正向預測及反向設計;運用monte - carlo方法( mc )進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬,然後進行裂紋擴展模擬,探索建立工藝?微結構?力學性能預測模型的思路。The application of wavelet transform and multiresolution analysis to edge detection is analyzed. incorporating with the invariant moments, the paper present a real - time monitoring scheme for image monitor system of the unmanned substations by dynamically detecting the cracks of the porcelain bottles. simulation results and applications show that the method presented is valid and effective
3 )對小波變換和多解析度分析在邊緣檢測中的應用進行了分析和研究,並與圖像的不變矩特徵相結合,出了一種新的基於小波和矩的動念檢測瓷瓶裂紋的實時監控方案,應用於無人值守變電站圖像監控系統,模擬結果和實際應用均證明了該方案的正確性和有效性。The vickers hardness, bending strength and fracture toughness were studied. the experiment results show that the starting powders size has a significant effect on the properties of al2o3 - tic ceramics. the al2o3 - tic ceramics with various additions of tic, from 15 to 35 wt. %,
對不同粒度的原料粉末制備的al _ 2o _ 3 - tic復合陶瓷,隨著原料粉末的逐步變細,復合陶瓷的抗彎強度和斷裂韌性都逐步提高,但原料粉末的細化對硬度卻沒有與此對應的影響。Advanced technical ceramics - methods of test for ceramic coatings - part 9 : determination of fracture strain ; german version cen ts 1071 - 9 : 2004
高級工業陶瓷.陶瓷塗層的試驗方法.第9部分:斷裂應變分享友人