自然裂紋 的英文怎麼說
中文拼音 [zìránlièwén]
自然裂紋
英文
natural crack-
This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed
本文針對高溫環境下液化氣壓力容器的熱響應特性問題，結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ，對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。Those artificial patterns are vivid as they are naturally formed, giving a sense of classiccality
漆紋裂而不糠，仿古舊而不臟，幾可亂真，給人以飽經滄桑后自然形成之感。The idea is derived from the natural crack effect caused by bump of ice blocks. paving bricks on large areas of walls and grounds brings us a natural feeling of beauty for the coexistence of static and dynamic states
創意于冰塊撞擊后產生的自然裂紋效果，在大面積墻體或地面鋪貼后產生靜中有動，動中有靜的自然美感。In the thesis, the knowledge and principle on magnetic particle testing, digital image and image restoration are introduced first. according to demand of the system, the wiener filter restoration based on parameter identification is proposed and analyzed by the matlab experiment, the specification of evaluating effect of image restoration is presented according to out - of - focus radius as well. programming by visual c + + 6. 0, jpeg image files are decoded and converted into bmp files, colorful image is converted into gray image and out - of - focus micro - crack image is restored
本文首先介紹了磁粉探傷、數字圖像及圖像復原的相關知識和基本原理；根據自動磁粉探傷系統應用的要求，給出了一種基於參數辨識wiener濾波圖像復原方法，並進行matlab實驗分析，提出一種基於散焦半徑的復原效果的評判標準；採用vc + + 6 . 0編程，實現jpeg解碼並轉換成bmp文件格式，然後變換為灰度圖像，再對散焦微裂紋圖像進行復原處理。Shanghai asiahope trade co., ltd their subordinate of the ceramics factory, devoted to developing the modern ornament materials ; pursue natural art is combined with the new concept of the modern life, found and smelt the ceramic brick of crystal inferiorly, one layer of complete hand mades of surface crystal of the brick, after the high temperature is fired, the surface of the brick does not have regular crystal crackle to produce naturally, the products have more than more than ten seed colors, is suitable for hotels such places as the hall and top - grade bar, swimming pool, bathroom, entry wall, kitchen, sitting room background wall, etc., deep since smelting brands and appearing on the market inferiorly welcomed by the market
上海遜豪貿易有限公司其下屬擁有自己亞冶陶瓷廠，致力於研製現代裝飾材料，追求自然藝術與現代生活新概念結合，所締造亞冶水晶陶瓷磚，磚的表面水晶層完全手工製作，經高溫燒制后，磚的表面產生自然無規則的水晶裂紋，產品有十幾余種顏色，適用於酒店大廳和高檔酒吧，游泳池、浴室、玄關墻、廚房、客廳背景墻等場所，亞冶品牌面市以來深受市場歡迎。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。分享友人