硬度線 的英文怎麼說

中文拼音 [yìngxiàn]
硬度線 英文
hardness line
  • : 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
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 硬度 : hardness; solidity; scirrhosity (腫瘤的)
  1. 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分析,認為微合金元素的細化晶粒,馬氏體的回火分解,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分解引起的軟化效應,會在中產生明顯的二次化現象。
  2. 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射衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部分如未作特殊註明均為質量分數)合金系的顯微組織、熱處理工藝及性能進行了系統地分析。
  3. Railway sleepers ( for its hardness, flexbiity and durability ), kegs especially for liquor ( for its impermeability, hardness and durability ). poles, posts, furniture, sliced veneer, interior panels, flooring, railway coaches, cabinets, ships, agricultural instruments, handles, coffins and sewing machine tables

    鐵道枕木(用其?彈性及耐朽性) 、橡木桶、電桿、平切單板、室內裝黃材、櫥櫃、造船木、農用器具、器具柄、棺木、縫衣機桌板。
  4. For the purpose of ensuring the quality of our products, our company has invested 4 million rmb in building multi - purpose lab, and introducing almighty experiment machine, impulsion testing machine, ultrasonic digital thickness - testing device, full - automatic ultrasonic thickness - testing device, sclerometer, ultrasonic flaw detector, x - ray machine, magnetic particle flaw detector and other advanced quality inspecting devices

    為了確保產品的質量,公司投資400多萬元建起了多功能實驗室,配備了機械式萬能試驗機沖擊試驗機超聲波數字測厚儀全自動超聲測厚儀里氏計超聲波探傷儀x射機磁粉探傷儀等先進的質量檢測設備。
  5. Ultra hard jaws facilitate fine scribing in workpiece

    量爪適于工件上的細劃
  6. Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits

    靜態、動態測試實驗表明:該控制系統,不僅路大為簡化、體積小、通用性強,能夠很好地實現對原型調速器及原動機自平衡特性的模擬,而且與模擬電路的設計方案相比,整個系統的控制精、可靠性和穩定性等大幅提高,具有明顯的優勢。
  7. The entire rotating assembly shall be designed with sufficient rigidity and balanced to provide for a maximum shaft deflection at the lower seal of 0. 002 " under all operating points between plus or minus 40 % of the flow at best efficiency point ( bef ) on the pump ' s performance curve

    整個旋轉總裝都應該具有足夠的,在泵性能曲最好性能的正負40 %的范圍內,在所有工作點,最大的軸偏差限制在0 . 002英寸內。
  8. Hard alloy die is made y taking high - quality hard alloy as its nips and fastening with steel die case. it is characterized by high hardness, good thermal conductivity, brasive coefficient and strong resistant to corrosion. it is suitable for drawn metal wire, bar and pipes. the types of dies includes rectangle, hecagon, octagon, diamond, trapezoid, basin and knob, u - shaped and half round types

    質合金模具採用優質合金作模芯,並用鋼質模套緊固,具有高,導熱性能好,磨擦系數小,抗腐蝕性等特點,適用於拉制金屬材,棒材,管材等,另外,模具的類型有矩型、六角型、八角型、菱型、梯型、凹型凸型、馬蹄型、半圓型等各種異形模。
  9. Now the most common standard to characterize the mechanical property of a surface of metallic material is the half width of the x - ray, and micro hardness

    摘要目前用來表徵金屬材料表面力學特徵最常見的指標是x射衍射譜的半高寬和顯微,人們普遍認為,材料的半高寬值越大,其越高。
  10. The risc mcu core is based on harvard architecture with 14 - bit instruction length and 8 - bit data length and two - level instruction pipeline the performance of the risc mcu has been improved by replacing micro - program with direct logic block

    設計的riscmcu採用14位字長指令總和8位字長數據總分離的harvard結構和二級指令流水設計,並使用邏輯代替微程序控制,加快了微控制器的速,提高了指令執行效率。
  11. The core is based on harvard architecture with 16 - bit instruction length and 8 - bit data length. the performance of mcu has been improved greatly by introducing single - clock - cycle instructions, setting multiple high - speed working registers and replacing micro - program with direct logic block etc. to keep the mcu core reusable and transplantable, the whole mcu core has been coded for synthesis in verilog hdl

    該mcu核採用哈佛結構、 16位指令字長和8位數據字長,通過設計單周期指令、在內部設置多個快速寄存器及採用邏輯代替微程序控制的方法,加快了微處理器的速,提高了指令的執行效率。
  12. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路為:選用納米級al _ 2o _ 3陶瓷顆粒作為增強相,在超聲波的環境中用化學鍍的方法完成對納米al _ 2o _ 3陶瓷顆粒表面的金屬銅包覆,採用熱壓燒結成型技術以復合粉末為原料制備成納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料,研究分析復合材料的成分、組織結構、以及緻密,對試樣進行了干滑動摩擦磨損實驗。
  13. Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials

    軸承套圈精密輾擴生產高精高效磨超自動生產軸承自動裝配球加工設備毛坯加工設備凸滾子磨床雙端面磨床高精坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙測試儀掃描電子顯微鏡光潔檢測儀變頻器電主軸砂輪油石和其他研磨材料
  14. Standard test method for stiffness of bare soft square and rectangular copper and aluminum wire for magnet wire fabrication

    製造磁導用方形和矩形軟裸銅及鋁的標準測試方法
  15. Abstract : burrowing behaviors of the plateau zoko rs ( myospalax bailely ) in rel ation to soil hardness were investigated by using radio - telemetry at haibei alp i ne meadow ecosystem research station, qinghai, china

    文摘:採用無電遙測法在中國科學院海北高寒草甸生態系統定位站對高原鼢鼠的挖掘行為及其與土壤的關系進行了研究。
  16. There is significant overhead to suspending and rescheduling a thread, which involves work by the jvm, operating system, and hardware

    暫掛和重新調程的開支很顯著,其中包括jvm 、操作系統和體的工作。
  17. Moreover, it showed that the linearity rising relations were existed between the laser power and the thickness of hardening layer, and the linearity negative rising relations between the scanning velocity and peak rigidity

    此外,結果還表明激光功率與淬層厚性增長,而掃描速與峰值性負增長關系。
  18. The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine

    實驗結果表明,經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h , ac或815 1h + 700 8h , ac熱處理后,焊接區組織過渡均勻,可以使得焊縫處強在室溫拉伸時高於ti _ 3al ,而在600拉伸時高於tc11合金,獲得強、塑性、均令人滿意的綜合性能,且是一條可行的工藝路
  19. The traditional ag / graphite electrical brush is a kind of excellent electrical contact material. with the increase of the content of graphite, though the properties of lubrication may be increased, the properties of mechanical and electrical are linear decrease. the applications will be very difficulty in complicated environment

    傳統銀-石墨電刷材料是一種很好的電接觸材料,但隨著石墨含量的增加,雖然潤滑性能增加但其相對密、導電性能都直下降,已很難滿足現在各種復雜情況下的應用,因此需要採用一種新的方法或材料來代替石墨,即起到潤滑的作用又可增強、導電導熱。
  20. The product improves the starting quality of motorcycle and has a wide application prospect the rotor of electromotor is circled with lacquer - covered thread whose diameter is larger than 0. 6mm, and whose rigidity is high

    該電機轉子採用了徑大於0 . 6毫米的漆包,其徑較粗且較高,傳統繞機構無法對其進行正常繞制。
分享友人