hardness of grain 中文意思是什麼

hardness of grain 解釋
磨粒的硬度
  • hardness : n. 1. 堅固。2. 冷酷無情。3. 苛刻。4. 困難。5. 硬性；硬度。6. 飛彈基地防禦核攻擊的能力。
  • of : OF ＝Old French 古法語。
  • grain : n 1 穀物，糧食〈英國叫 corn〉; 谷類植物。2 穀粒，籽粒。3 （沙、金、鹽等的）粒，顆粒，晶粒。4 些微...
  1. The effect of reheating austenitizing temperature on grain coarsening, the dissolution of vanadium compound and hardness of 50mn2v steel

    鋼再加熱奧氏體化溫度對晶粒粗化釩化物溶解及硬度的影響
  2. The diamond indenter is a king of standard measuring tool used to determine the standardized blocks and verify and calibrate schelometers. it is made by welding, grinding and machining certain grain of quality natural diamond into the rockwell, vickers of brinell hardness

    金剛石壓頭是將一粒定量的優質天然金剛石，按要求鑲焊研磨再機械加工成洛氏、維氏和布氏的標準計量工具，主要用於硬度塊的定度和對硬度計的鑒定。
  3. Some alloying element s make the grain of steelfiner, thus increasing the hardness and st rength ofsteel

    某些合金元素可精化鋼的晶體度，從而提高了鋼的硬度和強度。
  4. The result showed that after adding grain refiner, the hardness of magnesium alloys changed little while the impact toughness increased

    結果表明，添加細化劑后，鎂合金的硬度變化不大，而沖擊韌性提高。
  5. Iron and steel. determination using fracture test pieces of the austenitic grain growth tendency and of the hardness depth in tool steels shepherd test

    鋼鐵.用斷裂試驗樣件對奧氏體晶粒增長傾向和對工具鋼硬化深度的測定
  6. With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information

    利用數字圖像處理技術，對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰度轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理，獲得計算機可以處理的數字圖像；並利用visualc + + 6 . 0開發定量金相分析系統，以實現對晶粒大小、金相組織第二相相對含量、顯微硬度等參量的自動測量；採用基於browser server的三層體系結構，通過網路訪問，並利用activeserver技術給遠程用戶提供應用服務，以便於根據圖像分析結果，給出專家分析意見，實現異地分析及交流。
  7. The main characteristics of abrasive wheels include five factors, namely abrasive material, grain size, hardness, structure and bond type

    砂輪的主要特徵包括磨料、粒度、硬度、組織個結合劑五個因素。
  8. After ten passes, the average grain size of the microstructure which including high angle boundaries is about lum. the vickers hardness increases rapidly after ecap, from 78. 7hv to 185. 3hv

    Ecap十道次時，晶粒尺寸在1 m左右，晶界為大角度晶界，硬度明顯增加，顯微硬度從原始態的78 . 7hv增加到185 . 3hv 。
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