掃氣壓力 的英文怎麼說
中文拼音 [sǎoqìyālì]
掃氣壓力
英文
scavenging pressure-
Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備，對設備調試以及使用過程中出現的主要問題進行了簡要的說明，提出了一系列解決方法；闡述了吸氫、脫氫的基本原理；研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響；利用金相顯微鏡和掃描電子顯微鏡， x射線衍射分析，紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制，以控制沉積過程，減少金剛石膜生長過程中的缺陷，並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程；利用微波對材料的選擇加熱特性，通過構造等效方程，並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中，建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型，為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備，並對基片加熱材料進行了設計和優選，以獲取大面積均勻的溫度場區，甚至獲得大於基片臺尺寸的均勻溫度區；作為研究重點之一，開展了微波等離體化學氣相沉積金剛石的成核與生長研究，系統地研究了在（ 100 ）單晶硅基片上mpcvd沉積金剛石膜的實驗過程中，基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響，分別用raman光譜、 x射線衍射（ xrd ） 、掃描電鏡（ sem ） 、紅外透射光譜（ ir ） 、原子力顯微鏡（ afm ）對薄膜進行了表徵，確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。The relationship between sputtering conditions and the depositional speed shows : with working pressure 1. 2 pa, sputtering power 180w, the depositional speed of tio2 thin film is 40nm / h, and increases with the increasing of sputtering power. it can be also founded that the depositional speed is nearly proportional to the working pressure : within the range of 0. 3pa to 1. 6pa, the depositional speed increases linearly with the increase of ar pressure. with the enhancement of the substrate ' s temperature of sputtering or annealing, the resulted thin films show a tendency of decreasing in thickness, and increasing in refractivity
本實驗是採用磁控濺射方法，在不同的溫度下制備了tio _ 2薄膜，並對薄膜進行了不同溫度和時間的退火處理，通過原子力顯微鏡（ afm ） 、 x射線衍射（ xrd ） 、掃描電鏡（ sem ）等檢測手段對薄膜的表面形貌和組成結構進行了分析，結果如下： （ 1 ）濺射工藝條件與薄膜沉積速度的關系表明：採用1 . 2pa工作氣壓， 180w的射頻功率tio _ 2薄膜的沉積速率為40nm h ，並隨射頻功率的增加而提高，呈近似的線性關系，在0 . 3pa 1 . 6pa氣壓范圍中，氬氣壓強升高沉積速率迅速增加，濺射溫度提高和退火處理能使薄膜的厚度減小和折射率提高。Fy type wind pressure sample stop - proof blow - sweep device is composed of two parts : constant gas flow control box and pressure sampler
Fy型風壓取樣防堵吹掃裝置有二部分組成：恆氣流控制箱和壓力取樣頭。By pointing out that ambient pressure should take the place of scavenging air temperature in the formula of nox correction factor khdies, a new and more reasonable khdies has been brought forward
提出掃氣空氣溫度不應出現在no _ x環境狀況修正公式牛，而應將大氣壓力包括在其中。並通過計算得出了新的修正系數公式。Reaction of limestone calcination and sulfuration under o _ ( 2 ) / co _ ( 2 ) atmosphere were experimented on a bench scale fluidized bed facility and analyzed by thermodynamic analysis. limestone samples were analyzed by press mercury apparatus and scanning electron microscope. mechanism for limestone calcination and sulfuration under o _ ( 2 ) / co _ ( 2 ) atmosphere was raised and discussed
熱力學角度和小型流化床試驗臺上研究了空氣和o _ 2 / co _ 2氣氛下的石灰石煅燒分解與硫化反應特性，並對煅燒過程和硫化反應過程中的石灰石樣品結合壓汞儀和掃描電鏡進行了微觀分析，得出了o _ 2 / co _ 2氣氛下石灰石煅燒與硫化反應特浙江大學博士學位論文點，探討了02 / co :氣氛下石灰石的硫化反應機理。Scavenge pressure fuel oil limit
掃氣壓力燃油控制In chapter three, the mechanism responsible for scanning probe field - induced oxidation in ambient air is attributed to an electrochemical process, i. e., anodic oxidation or anodization, after the analyses is given of a surface of a sample exposed to air. the effects of biases, tip speeds on morphology of field - induced oxidation, are introduced and deduced in the form of kinetics formula of oxidation growth
第三章首先通過分析大氣環境下掃描探針場致氧化加工的基本特性，得出掃描探針場致氧化的加工機理為電化學陽極氧化反應；引進大氣狀態下場致氧化的動力學方程，推導出偏置電壓與場致氧化物的幾何形態兩者之間的關系、掃描探針移動速度與場致氧化物的幾何形態兩者之間的關系。Fy type wind pressure blow - sweep cabinet is most advance gas source supplementary device now, which absorb and integrate merits form internal and external many products, and it is good helper for pneumatic instrument installation and usage, wide apply to electric power, metallurgy, chemical industry, medicine, spinning and weaving industry and in automation line
Fy型風壓吹掃櫃是目前最先進的氣源輔助裝置，該產品吸收國內外許多產品的優點匯聚而成，是氣動儀表安裝使用的好幫手。廣泛應用於電力冶金化工醫藥紡織及自動化流水線中。Compressed air of constant pressure and flow continually blow and sweep the sampler, reached stop - proof effect, so gain correct wind pressure measuring value
恆壓力恆流量的壓縮空氣不斷吹掃取樣頭，達到防堵的效果，從而獲得正確的風壓測量值。分享友人