載荷子 的英文怎麼說

中文拼音 [zǎizi]
載荷子 英文
charge carrier
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 荷名詞(蓮) lotus
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方法;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求解彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的分佈;在已有微動疲勞壽命預測模型的基礎上,引入頻率影響因,對低周、高低周復合作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測,與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  2. Establishing an human spine dynamic model is an significan event to study spine injured biomechanics of pilot " s ejective injury, parachute opening, landing and study the endurance to impact loading on human spine. in this paper, the huston " s method of kane " s equations is developed so that it can be applied to the multibodysystem including translation between the bodyies. the dynamic model of human spine is provided basing on these theories, while the big movement of spine is considered. the deformation of vetebra is far smaller comparing with the intervetebra disc, so the spine is considered into multibodysystem including rigid bodies ( vetebra ) and the flexible bodies ( intervetebra disc ). the computer solution correspond with the results of the large scale human impact test. the rigid coefficient factors and the damping factor of intervetebra joints are obtained

    人體脊柱動力學模型的建立對研究飛行員彈射救生、傘兵跳傘開傘、著陸等脊柱損傷的生物力學以及研究人體脊柱耐受沖擊的極限問題都具有重要意義.首先發展了凱恩方程的休斯頓方法,使其可應用於變形體連接的多體系統,並以此理論為依據建立人體整椎脊柱沖擊動力學模型,此時考慮脊柱的大位移運動,每個椎骨的變形相對椎間盤的變形小得多,把脊柱看成由剛體(椎骨)和變形體(椎間盤)組成的多體系統.並以大型真人坐姿沖擊實驗結果進行了擬合,最後得到腰椎間關節剛度系數因和阻尼系數因
  3. The dynamic loads must be extrapolated using aeroelatic scale factors.

    動力必須用氣動彈性尺度因來推算。
  4. Assemblage ) represented the coastal shallow - water environment ; factor 2 ( protelphidium tuberculatum assemblage ) represented the alongshore cold - water current area or cold shallow sea environment ; factor 3 ( elphidium magellanicum assemblage ) represented the sh allow sea ( < 20 - 30m depth ) deposit ; factor 4 ( ammonia ketienziensis assemblage ) represented the shallow - sea water more than 50m depth ; and factor 5 ( buccella frigida assemblage ) represented the colder - water sea environment ; and the distribution of factor load accorded with the character of benthic foraminifer community

    Q型因分析揭示ey02 - 2孔5種有孔蟲組合,分別對應濱岸鹽沼環境、黃海沿岸流冷水分佈區、高潮坪淺海沉積環境、水深大於50m的現代淺海環境及較冷的沉積環境。因的分佈與有孔蟲群落特徵吻合較好。南黃海有孔蟲含量? ?水深轉換函數關系式有一定的局限性,並不能在南黃海陸架地區推廣使用。
  5. Lattice towers and masts - code of practice for loading of guyed masts

    形塔和桿.拉線式桿的實用規范
  6. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-曲線,同時對油泵定成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定件,並將模擬結果與生產實驗結果進行比較。
  7. The friction and wear properties of pa6 composites filled with different contents of nano - al2o3 sliding against 45 steel and cu counterface in dry conditions are evaluated by using an mmw - 1 friction and wear tester. the findings show that incorporation of nano - al2o3 into pa6 serves as physical joints with the molecular chain of pa6 matrix, and helps reduce wear mass loss of pa6

    對于銅摩擦副而言,尼龍6 nano - al _ 2o _ 3復合材料的摩擦系數在一定時,隨納米al _ 2o _ 3填料粒填充量的增加摩擦系數呈上升趨勢,此變化規律對于復合材料與45 ~ #鋼對摩時則不明顯。
  8. The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions

    全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難,對均勻拉伸作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析,首次全面分析了非穿透裂紋端部場三維影響區范圍,給出了不同形狀三維裂紋前沿離面應力約束因tz的數值解,並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。
  9. On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics

    本文以傳熱學、滾動軸承摩擦學和轉動力學為理論基礎,以gdz48a型電主軸為例,建立了考慮摩擦熱和預緊方式影響的主軸軸承擬動力學分析模型,分析了軸承的摩擦力矩、運動、和剛度,研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響,並進行了試驗驗證。
  10. Prospect photoelectric company insists on the management theory of creating future with sicene and technology, and the r d idea of cooperating, sharing, thinking and innovating all the time. we tye our best to satisfy customers all the technical demands, improve production technology content continuous, research and develop the production of advanced field. so our company has gained good public praise and our prouduction sells to all over the world. the prospect dtzziii type controller has provide accurate weighing for bailong sightseeing elevator in zhangjiajie, which is known as the first highest elevator in the world. and this type controller also has provided accurate explosion - proof weighing for shenzhou no. 5 airship launcher

    前景光電公司始終堅持「用科技創造未來」的經營理念和「協作共享思考創新」的研發理念,以滿足客戶一切技術要求,不斷提高產品的科技含量,持續研發儲蓄領域產品的市場觀,在電梯行業中取得了較好的口碑,產品行銷全國各地。本公司的電式重量控制系統成功地為張家界百電梯世界第一梯和「神州五號」發射塔梯提供了精確的防爆稱重。
  11. Using the complex potential method in the plane theory of elasticity of an anisotropic body, a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion, and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics. equivalence yield stress is introduced in order to consider the effects of the plastic zones, with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately. the effects of plate size, crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly

    採用各向異性體平面彈性理論中的復勢方法,以faber級數為工具,得到了含多裂紋有限大板在任意作用下應力場的級數解,並應用斷裂力學方法確定裂紋尖端的應力強度因;引入當量屈服應力考慮裂尖塑性區的影響,提出基於帶屈服準則的剩餘強度分析模型,能夠充分考慮結構尺寸和裂紋之間相互作用對應力場的影響;通過數值計算詳細討論了結構尺寸和裂紋之間位置關系對應力強度因和結構剩餘強度的影響規律,得到了一系列對工程應用具有實用價值的結論。
  12. The calculation result is compared with that of some experiments and other references, and it is satisfactory. the subroutines can be applied to the stress analysis of turbine disks in aeroengines

    計算結果表明介面程序具有在不同應變率條件下、應變率跳級拉伸條件下以及循環條件下的模擬能力,程序正確、可靠,適于渦輪盤等發動機熱端部件的應力分析。
  13. Charge carrier density gradient

    密度梯度
  14. Charge carrier distribution

    分佈
  15. The wear - resistance of the rps tin coating is significantly higher than that of the quenched m2 high - speed steel. the wear resistance of the quenched m2 high - speed steel was improved about 2. 5 times by the rps tin coating under high load. the antifriction performance of the tin coating is also very excellent due to the self - lubricating effect of tin, the friction efficient of which is about 5. 3 % that of the quenched m2 steel

    在無潤滑條件下,反應等離噴塗tin塗層的耐磨性明顯高於淬火m2鋼,在高下,其耐磨性是m2鋼的2 . 5倍;同時,由於tin的自潤滑效應,塗層的減摩性遠遠優于m2鋼,高下摩擦系數僅是m2鋼的5 . 3 。
  16. The second one discusses the rules of dynamic instability regions of serial system with different static load factor and different column cross - section size

    算例二討論了隨靜力及柱截面的不同,串聯體系動力失穩區間的變化規律。
  17. The field in large - aperture photoconductors is mainly composed of bias field, space - charge field formed by transient distributing of carriers

    光電導體內的電場是偏置電場、光電導體內光生的空間瞬態分佈所形成的空間電電場等疊加形成的合電場。
  18. Dynamic loading plays a critical role in the functional performance and mechanical reliability of microelectronic components and devices

    動力對微電組件和裝置能否可靠工作起關鍵作用。
  19. Nonlinear dynamic stability for elastic shaft - disc rotating system under the periodic axial load

    軸向激勵下彈性盤軸轉系統的非線性動力穩定性分析
  20. The bottom roller and sub - bottom roller of hcr is calculated about its equivalent stress, contact stress and the distributing of pulling - stress along the inside track of hcr. also, effects of hollowness and pinch fit are analyzed on bearing stress and rated load

    主要計算預負空心圓柱滾軸承的最底部滾和次底部滾的等效應力、接觸應力和滾內圈拉應力的分佈情況,分析滾空心度和過盈量對軸承應力和額定的影響。
分享友人