硬度分 的英文怎麼說

中文拼音 [yìngfēn]
硬度分 英文
class of hardness
  • : 形容詞1 (堅硬) hard; stiff; tough 2 (剛強; 堅定; 強硬) strong; firm; tough; obstinate 3 (勉...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • 硬度 : hardness; solidity; scirrhosity (腫瘤的)
  1. Aventurine received its name around the 17th century from the italian a ventura, which refers to its randomly deposited mica platelets

    東陵石目前有綠色及紅色的兩種,大多不透明,偶而部有點半透明,與水晶差不多。
  2. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc氧化酶基因特異寡核苷酸鏈為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了和含糖量的析。
  3. Detection : carbon - sulfur analyzer, oxygen analyzer, glazing machine, rockwell ( vickers ) hardometer, profile projector, surfagauge, scan electron microscope, laser conductometer, magna - check, universal measuring instrument, metallograph and image analysis system, abrasion tester, universal test machine and other advanced analysis and detection equipment and instruments

    檢測類:碳硫析儀、氧析儀、試驗室用拋光機、洛(維)氏計、輪廊投影儀、表面粗糙測量儀、掃描電鏡、激光熱導儀、磁力探傷機、萬能測量儀、金相顯微鏡及圖像析系統、磨損試驗機、萬能試驗機及其它的先進的析檢測設備和儀器等產品類。
  4. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫,回火溫,回火時間下的力學性能指標的對比及顯微析,認為微合金元素的細化晶粒,馬氏體的回火解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體解引起的軟化效應,會在曲線中產生明顯的二次化現象。
  5. Cyclic pressing is a new kind of densification processing, which is introduced to densify as - deposited ring of al - 20 % si / sicp. this paper includes the densification result and rule of this technics. the research shows that this technics can be successfully used to densify spray - forming porous material and can be availably adopted to improve mechanical performance and microstructure. this technics is characterized by simple equipment 、 small expense and flexible process, and these characters will make it come true to producing spray - deposited rings less costly

    本文採用一種新型緻密化工藝?楔壓工藝?對噴射沉積al - 20 % si / sicp大環進行了緻密化加工,採用密硬度分佈、抗拉強變化和檢測顯微組織變化的實驗研究方法對其緻密化效果及該工藝規律進行了研究,通過研究表明了楔壓工藝可以成功地用來緻密化噴射沉積多孔材料,該工藝有效地提高了噴射沉積大環件的緻密和抗拉強並改善了組織。
  6. Rubber, vulcanized or thermoplastic - determination of indentation hardness - part 1 : durometer method shore hardness

    硫化橡膠或熱塑性橡膠.壓痕的測定.第1部:計法
  7. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上,利用dsc熱析技術,析了電場作用對al - li合金相析出動力學的影響;採用能譜成份檢測,透射電鏡和掃描電鏡等多種微觀檢測手段,對鋁合金的析出相,斷裂特徵、合金電導率和維氏等性能在電場作用下的變化進行了系統的研究,並觀察了al - cu共晶合金在電場作用下的凝固組織。
  8. By means of chemical composition analysis, hardness testing, non - metallic inclusion examination, metallographic examination, macro and micro - fractography fracture analysis were conducted

    對剃齒刀斷口進行了宏、微觀檢驗、化學成析、測試和非金屬夾雜物及顯微組織檢驗。
  9. The composite roll of high speed steel has the synthetical life of over ten times more than traditional high cr cast iron roll. now the research and production of the high speed steel for roll are very drastic. in this thesis, the microstructure, heat treatment and performance of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) are studied systematically by using metallograph, method of lattice, xrd, sem, eds and hardness

    本文利用金相法(包括黑白金相和彩色金相) 、 x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏硬度分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部如未作特殊註明均為質量數)合金系的顯微組織、熱處理工藝及性能進行了系統地析。
  10. We have a fully equipped physical and chemical laboratory and calibrated instruments for steel distinguishing and hardness testing

    理化實驗和鋼種鑒別設備齊全,硬度分選等檢測儀器,對產品質量嚴格控制。
  11. Firstly, the comparation study between the wedge pressing and the contour forging has shown that the transverse deforming initiated from the surface of the preforms. when the superficies reached the moulding wall, the deforming moved downwards as the high - direction deforming increased, till the moulding chamber was full of stock ; the transverse deforming of the moulding pressing stock initiated from the center of the stock then surned into a drum - type. the distribution of the density and hardness of the high - direction indicated that the wedge pressing acquired a better ability of pressing penetration

    首先對比研究了楔形壓制工藝與模壓緻密化工藝,發現楔壓坯料的橫向變形從上表層開始,當上表面與模壁接觸后,隨著高向變形量的增加逐步向下移動,直至坯料充滿模腔;模壓坯料的橫向變形從坯料中間開始,形成鼓形。高向的密硬度分佈表明楔壓比模壓具有更好的壓透能力。
  12. Abstract : a new simulating method is established for the calcul ation of the hardness profile of high - carbon - concentration deep - carburization, on the basis of analyzing this process and taking into account the influence o f carbide solution and dissolution, carbon - concentration and temperature on the diffusion behavior, and the influence of the environment factor on carbon trans fer through the gas - solid interface

    文摘:在對高濃深層滲碳的特點進行析的基礎上,考慮到碳化物的析出與溶解、溫及碳濃對擴散行為的影響,氣氛環境對相界面碳傳遞過程的影響,淬火烈對滲碳層冷卻效果的影響,提出了一種新的模擬高濃深層滲碳滲層硬度分佈的方法。
  13. Traditionally, pump manufacturers have specified hardened martensitic stainless steels for critical wear parts, maintaining a 50 - 100 brinell hardness difference between rotating and stationary components as experience has shown this is adequate to prevent galling

    通常,製造商採用特殊的淬火馬氏體不銹鋼製造關鍵磨損件,旋轉件和固定件的布氏硬度分別保持在50 - 100 ,經驗表明,足以防止發生咬合現象。
  14. Silicon is a hard, brittle material registering 72. 6 on the rockwell "a" hardness scale.

    硅是而脆的材料,根據Rockwell「A」硬度分測值為726。
  15. In chapter four, in our experiments, we selected four representative mould steels as samples. after laser heat treatment, the hardness of samples was measured by special instrument, microstructure was also photographed to be analyzed carefully. through these experiments, we also debated on the theories which explain the new phenomenon occurring in laser overlapping treatment

    第二章:介紹了工業中的各種激光加工技術和激光加工系統,詳細說明了本實驗所使用的高功率激光加工系統;第三章:詳細敘述了激光淬火的機理和熱傳導數學模型;第四章:通過實驗,析激光淬火后的模具鋼的化帶的硬度分佈及金相組織特性,同時對激光交疊熱處理的特點及形成機理都作了深入的探討。
  16. We studied the effect of laser quenching ( harden by phase transformation ) on some representative mould steels. through measuring the rigidity on the surface of samples treated by laser heat treatment, and through photographing microstructures of the steel surface, we find many reasons attribute to high hardness. these reasons include ultra - fine grains, high density dislocation and more content of carbon in martensite

    我們研究的是激光淬火對幾種典型模具鋼的作用,通過對熱處理后的試樣的硬度分佈的測定,用金相和電鏡觀察金相組織的變化,認為激光熱處理產生高的原因是晶粒細化、高的位錯密和高的馬氏體含量。
  17. Silicon is a hard, brittle material registering 72. 6 on the rockwell " a " hardness scale

    硅是而脆的材料,根據rockwell 「 a 」硬度分測值為72 6 。
  18. The results concerning the quality of the tbcs, such as the thickness, microstructure, compositions, hardiness as well as the state of the stress are provided and discussed

    提供了關于塗層的厚、微觀結構、成組成、硬度分佈及應力狀態等綜合的析結果,所採取的析方法具有工程可行性和實用性。
  19. Compared with those of as - sprayed ring, hardness and tension strength of area near processing face are increased by 45 % and 40 % respectively. friction mechanical performance of the ring is improved at large extent, and especially the wearing amount is merely 13 % of as - sprayed rings. after dual - direction cyclic pressing, the pore - closed state and the distributing of density and hardness are nearly identical in every part of ring. the friction mechanical property is close to that of single - direction - cyclic - press ring

    靠近壓力加工面部位,較沉積坯提高了45 % ,拉伸強較沉積坯提高了40 % 。雙向楔壓后孔洞閉合、密硬度分佈都比較均勻。單向楔壓后,用壓力加工面作為摩擦面, al - 20 % si / sicp復合材料的摩擦磨損性能得到大幅提高,尤其磨損量為楔壓前的13 % 。
  20. The hardness of the parts made of composits was higher than that of the parts made of the matrix alloys. but the hardness of both kinds was higher than their ingots respectively

    復合材料壓鑄件的布氏比基體合金壓鑄件的布氏高,兩類壓鑄件的布氏硬度分別高於相應鑄錠的布氏
分享友人