第一孔型 的英文怎麼說
中文拼音 [dìyīkǒngxíng]
第一孔型
英文
first pass-
The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore
第一章回顧了孔結構在當今國內外的研究現狀，包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀，介紹了孔結構研究方面的一些最重要的成果；第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理，並討論了水泥基多孔材料孔隙分析中常用的表徵參數，也說明了壓汞法測孔對研究結果的影響因素，指出了壓汞法在孔結構研究中的局限性；第三章是著重分析了孔隙率與強度關系模型的發展歷程，並對已有的模型進行了比較分析，指出了原有模型的不足之處；第四章在「綜合集成」的基礎上，提出了混凝土孔結構復合體模型和孔系統的物理模型，並模擬了該模型下由各單體並聯形成的復合體的斷裂過程，最後根據所建模型編制了相應的計算程序，可根據輸入的孔徑分佈與水泥含量等參數，實現混凝土理論強度的計算；第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析，根據回歸分析的方法得到了反映基體強度特徵的k值，並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響，檢驗模型的正確性；第六章是結論與展望，根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。It consists of two parts : the first part ( chapter 2, 3, 4, 5 ) studies the characteristic of elastic waves and surface waves in orthotropic fluid - saturated porous media using biot ' s theory which is based on the substitutive model. in the second one ( chapter 6 ), a new three - dimensional meso - calculating model, which is more coincided with the inner action mechanism of porous media, is proposed. based on this model, the elastic wave propagation in fluid - saturated porous media under longitudinal impacting is discussed
論文主要分為兩大部分：第一部分基於替代模型的biot理論，對各向異性介質中平面波以及表面波的傳播特性進行了研究；第二部分從細觀層次出發，提出了一個更加符合含液飽和多孔介質內部作用機理的三維細觀計算模型，並對縱向沖擊載荷作用下液飽和多孔介質中彈性波的傳播規律進行了討論。However, if the plane of the selector aperture is not precisely coplanar with that of the first image, then diffracted rays originating from outside the area defined by the aperture may contribute to the diffraction pattern
然而，如果選擇孔的平面與第一次成像不是正好共面，源自孔指定區域外部的衍射線可能影響衍射模型。In the paper, the preparation, photoluminescence mechanism and third - order nonlinear of porous silicon are mainly introduced. in the first chapter, a brief history, background, preparation and formation of porous silicon are provided and several effective luminescent models are also introduced as well. then the experiment results showed that the mechanism of the photoluminescence of porous silicon was ascribed to the co - effect of quantum confinement and the surface materials of porous silicon
第一章介紹了多孔硅的研究背景、研究意義、研究歷史以及制備方法和形成機制，並且介紹了幾種較有影響力的發光機制模型，然後提出我們的觀點：多孔硅的發光機制不能僅用某一種因素去解釋，應該綜合考慮各方面的影響，多孔硅發光是量子限域效應和表面態綜合作用的結果。Science orientation, leading technology, pragmatic development and quality first are the business tent of the company. gone through 15 years development, the company has developed eight different series and over 30 varieties of product models including straight - line double edge serial, straight - line single edge maching serial, straight - line single round - edge maching serial, auto manual shape bevellers series, automatically vertical and horizontal drilling maching serial and cleaning maching serial etc. the company is also able to design production line for customer, and be able to evaluate, design and building processing workshop for customer. innovation gets rid of stale products and brings forth new products, occupying the leading position in international market and domestic market with their good and perfect service. the company has passed the cetification of iso9001 : 2000 and ce authentiaction. practice strictly quality control in product production, product design seedks after concisions and reliability easy for operation and maintenance with reasonable price performance ratio for complete set fo machinge and cost effective for customer in prophase investment and post - phase investment, and become the advocator for economization, " man - machinge communication, unrestrained and far - ranging " suntech machinery company has provided broad space for customer to purchase equipment
億海機械製造有限公司原新海岸創立於1991年，佔地6萬平方米，現有員工五百人，是一家專業生產玻璃深加工設備的企業，集技術開發規模生產，售前售後的技術培圳於一體。 「科技導向技術領先務實發展質量第一」 ，是億海公司的經營宗旨。經過十五年的發展，現在八大系列，三十多種機型的產品，包括直線雙邊機系列，直線雙圓邊機系列，斜邊機系列，直線單邊機系列，直線單圓邊機系列，自動立式臥式鉆孔機系列，清洗機系列等，公司還具備為客戶設計生產連線，為客戶評估設計購建加工車間等。Machine spools with large bore for processing of electric wires and cables. part 3 : common machine spools with pressed steel flanges
電線電纜大孔徑機用線盤.第3部分:鋼板沖壓卷邊機用線盤.一般型Under the guidance of new principles and methods of modern sedimentology, detrital petrography, reservoir geology, diagenesis, this thesis has carried out detailed study on paleogene formation correlation, sedimentary environment, characteristics of sedimentary facies and diagenesis of the eastern kuche depression, tarim basin, dina area being taken as the main target of the study. based on the core, geology logging, log and seismic data from 9 typical wells, combined with the data of the adjoining area, the dominant sedimentary types of the study area have been recognized and illustrated, such as fan - delta, lacus and normal delta. in terms of the analysis on the sedimentary facies of typical and connecting wells in different areas and facies belt, together with the paleogene tectonic evolution characteristics of foreland basin, the distribution and evolution of the sedimentary facies of the study area have been clearly discovered both vertically and laterally
通過對該區9口井的巖芯、錄井、測井、地震資料及鄰區資料的分析，識別並闡述了庫車坳陷東部下第三系的幾種主要的沉積相類型，如扇三角洲相、湖泊相和正常三角洲相；通過對不同地區、不同相帶典型井及連井的沉積相分析，結合前陸盆地在下第三系的構造演化特點，弄清了迪那地區下第三系沉積相的縱橫相發育展布和演化規律，並建立了沉積相模式；同時，初步開展了成巖作用、儲層孔隙演化和儲層發育模式的研究工作，科學合理地解釋了現今迪那地區下第三系儲產層主要發育在粉砂巖中的特殊現象，首次建立了下第三系儲層的發育演化模式，為庫車坳陷東部地區進一步尋找下第三系大儲量、高產油氣藏和有利的勘探區塊提供科學的、可靠的和最直接的地質依據。Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - part 3 : stud ends with metal - to - metal sealing type b
一般用途和流體動力用連接件.帶彈性體密封件或金屬對金屬密封件的iso 261螺紋的孔口和螺柱端.第3部分:帶金屬對金屬密封件的螺柱端b型Second, based on the theory of error separation, the mathematical model, which is used to extract the surface flaw of axis - like parts, is given briefly. third, the designs of hardware and software in the system are explained respectively. fourth, the models and algorithms for appraising the surface flaw of axis - like parts are established by the methods of pattern recognition and neural net
第一，本文論述了該課題研究的必要性及應用開發的價值：第二，簡要介紹了基於誤差分離理論建立起來的提取軸（孔）類工件表面缺陷的數學模型；第三，對該系統的硬體和軟體設計分別進行說明；第四，運用模式識別和神經網路等方法建立軸承工件表面缺陷評判模型和演算法，並給出了各種評判方法的比較。Waveform design and generation is one of the key techniques in uwb - sar development. with an air - borne uwb - sar system as the background, the foundational theory of lfm signal, the systemic error model and the design and implementation of lfm generator were discussed in this paper. the paper is composed of four parts : first, the foundational theory of lfm ( linear frequency modulated ) signal was studied
超寬帶信號的產生方法和系統設計是實現超寬帶合成孔徑雷達的一項關鍵技術，本文以機載合成孔徑雷達系統的研製為背景，討論了線性調頻信號的基本理論、基於數字技術產生線性調頻信號的方法及其誤差模型、系統的設計實現技術及系統性能的測試和評估等內容，全文分以下四部分： ?第一部分主要討論了線性調頻信號的基本理論。Chapter 1 concisely introduces the principle of sar, the resolution of range direction and azimuth direction, result of the impulse compression, the principle model and application of sar
第一章介紹合成孔徑雷達的距離向、方位向解析度概念，脈沖壓縮的作用，以及合成孔徑雷達的理論模型、優缺點和應用。Another scientist cured type 1 diabetes in rats with a nanoengineered device that uses seven - nanometer pores to controllably release insulin while blocking antibodies
另一位科學家利用奈米設計的裝置，在大鼠身上治愈了第一型糖尿病；該裝置具有七奈米大小的孔洞，可調節胰島素的釋放，還可阻斷抗體的侵犯。The third disconnection stems from the fact that russia, uniquely among big developing markets, is viewed typically as having a political, rather than economic, face
第三個「脫節」起源於這樣一個事實：在大型發展中市場中地位獨特的俄羅斯，通常被視為擁有一張政治面孔，而不是經濟面孔。分享友人