mechanical differential 中文意思是什麼

mechanical differential 解釋
機械差動裝置
  • mechanical : adj 1 機械的;機械制的。2 機械學的,力學的;物理上的(opp chemical)。3 機工的,技工的;自動的;...
  • differential : adj 1 差別的,區別的;特定的。2 【數學】微分的。3 【物、機】差動的,差速的,差示的。n 1 (鐵路不...
  1. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  2. The control and mitigation measures cover mechanical ventilation, filtration, differential pressure control, directional airflow control, local exhaust ventilation, and ultraviolet germicidal irradiation ( uvgi ) disinfection

    控制和降低污染物的方法有控制機械通風的量,過濾法,控制壓力差,控制氣流方向,增加局部排器裝置及利用紫外殺菌光來消毒。
  3. Finally, the friction model is applied after analyzing the mechanical structure of tracking system. the friction compensation had been obtained by differential feedforward applied to the output of position controller

    最後建立了低速跟蹤情況下的摩擦模型,並用微分前饋的方法實現摩擦補償,消除摩擦對跟蹤精度的影響,提高了跟蹤精度。
  4. First, after the overall structure of the differential balance mechanism is determined considering the given requirement, the concrete structure of the mechanism is designed with the reference of the design method of the differential which is widely used in autos. the differential gearing system is optimized and more appropriate parameters are got with which the functional requirements can be satisfied and the weight of the mechanism can also be reduced. the surface type structure is adopted on the rocker shift, so the mechanical performance of the differential gearing system and the rocker shifts may be improved

    本文根據整車的性能要求確定了差動平衡機構的總體結構形式,以汽車驅動橋差速器及半軸的設計方法為參考,對差動平衡機構的原理樣機進行了完整的結構設計;對核心的差動輪系部分進行了優化,得出了既能滿足功能要求又可以有效減小機構質量的較合理的參數;在搖臂軸中使用了類似汽車驅動橋半軸的浮式結構,使搖臂軸所受彎矩大大降低,從而改善搖臂軸和差動輪系的力學性能。
  5. In order to develop and consummate the analysis theory and calculation method of base - isolated structures, based on the research on restoring force model of isolation systems and the analysis on the nonlinear seismic response of base - isolated structures, the analysis on multi - dimensional and lateral - torsional coupled seismic response of base - isolated structures is developed in this paper. according to the mechanical performance of isolation systems, detailed analysis and improvement of the present research, an unilateral and a bilateral coupled visco - elastic hysteretic model for rubber bearings, an unilateral and a bilateral coupled visco - elasto - plastic differential hysteretic model for lead rubber bearings, an unilateral and a bilateral coupled modified visco - plastic differential hysteretic model for sliding friction bearings are proposed

    為進一步發展和完善基礎隔震結構分析理論和計算方法,本文以隔震系統恢復力模型研究及基礎隔震結構非線性地震反應分析為基礎,對基礎隔震結構的多維地震反應及平?扭耦聯地震反應開展了以下幾方面的研究工作:根據隔震系統力學性能的特點,在現有研究成果的基礎上,對隔震系統恢復力計算模型進行了改進和創新,提出了普通疊層橡膠支座單向及雙向耦合粘彈性恢復力計算模型,鉛芯疊層橡膠支座單向及雙向耦合粘彈塑性微分型恢復力計算模型,摩擦滑動支座單向及雙向耦合修正粘塑性微分型恢復力計算模型。
  6. Differential pressure gauges is used to test the pressure difference between two points, it is a mechanical pressure gauge that can directly indicate the pressure difference on the instrument meter

    靜壓是差壓表兩個檢測點所在管道內的設計壓力。它是差壓壓力表選型時必需的數據。
  7. Xrd, transmission electron micrograph ( tem ) and polarized optical micrograph ( pom ) were used to measure the structure of nanocomposites, the nonisothermal crystallization kinetics of pp / pp - g - mah / org - mmt was studied by differential scanning calorimetry ( dsc ), and their mechanical properties were tested

    採用熔融插層法制備了聚丙烯接枝物蒙脫土納米復合材料,通過xrd 、 tem 、 pom和dsc研究了納米復合材料的結構及結晶動力學,並測試其力學性能。
  8. Polyethylene ( pe ) / pe - g - mah / org - mmt nanocomposites were prepared by melt intercalation. xrd, and transmission electron micrograph ( tem ) were used to measure the structure of nanocomposites, the nonisothermal crystallization kinetics of pp / pp - g - mah / org - mmt was studied by differential scanning calorimetry ( dsc ), and their mechanical properties were tested

    採用熔融插層法制備了聚乙烯接枝物蒙脫土納米復合材料,通過xrd 、 tem和dsc研究了pe pe - g - mah org - mmt納米復合材料的結構及結晶動力學,並測試其力學性能。
  9. Mechanical differential analyzer

    機械微分分析器
  10. The composites with different compatibilizers and nano - sio2 content were characterized by means of mechanical testing, differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), fourier transformation infra - red spectroscopy ( ft - ir ), transmission electron microscope ( tem ), scanning electron microscope ( sem ), etc. the relation between the structure and property of the composites was discussed in this thesis

    研究了不同增容劑、納米sio _ 2含量對復合材料的沖擊強度、拉伸強度等力學性能;並利用差熱掃描量熱分析( dsc ) 、 x射線衍射譜( xrd ) 、紅外吸收光譜( ir ) 、掃描電鏡( sem )等分析,討論了復合材料結構與性能的關系。
  11. Power performance of rear wheel drive vehicle with disk - type mechanical limited - slip differential

    裝用機械摩擦片式限滑差速器后輪驅動車輛的動力性
  12. After the mechanical model and the dynamic differential equations of the buildings are set up and solved using the theory of structure dynamics, the base isolated system, the tmd system, and this up - low control system are discussed. the analysis results show that the stiffness and damp of the superstructure are variables that play important parts in the effects of earthquake response ' s decreasing. secondly, finite element models are established to analysis the mechanical performance of bawangfen subway platform with upper two buildings in beijing

    藉助于ansys - v5 . 7有限元分析軟體,本文還對設置和未設置減震層的北京八王墳地鐵車輛段大平臺結構?上部住宅系統進行了有限元建模,並對這兩個系統的模態和三維地震動作用下的非線性地震反應進行了大量的計算分析,對比了對應於4條地震波的8度小震、中震和大震情況下減震體系和非減震體系的層間剪力和層間位移等反應。
  13. The nonholonomic system, constraints of which are presented by the differential eguations, is defiend the mechanical system where differential eguations are not integral

    非完整系統是指具有用微分方程表示的約束,且這微分方程不可積分的機械繫統。
  14. The hz series ( original rx series ) collar - beveltype differential planetary stepless speed changer is developed with the taking part in of some experts from colleges, according to the eighties technology introduced from japan, it is extensively applied to many kinds of transmission systems of the machinery used in the processing which needs stepless drive speed, such as tannery, printing and dyeing, spinning, and weaving, papermaking, plastics processing, chemical engineering, food printing, packing and so on. this product is a better device for stepless speed regulation on mechanical flowline or automatic assembly line

    Hz型(原rx型)系列環錐差動行星無級變速器引進日本80年代新技術,在大專院校有關專家參與下研製生產的,它廣泛應用於皮革、印染、紡織、造紙、制藥、化工、食品、印刷、包裝等各行業工作機械需要無級變速的傳動系統中,是各行業機械流水線、自動線無級調速的較理想的一種變速器。
  15. In 1989, academician wu wen - tsun forwards wu differential characteristic method which establish theoretical basis for mechanical theorem proving of differential geometry and the research of automatic reasoning

    1989年吳文俊院士提出了吳?微分特徵列法,為微分幾何定理的機械化證明和自動推理的理論研究奠定了理論基礎。
  16. It can be at a premium or a discount. the price of the swap bears a fairly mechanical relationship to the interest rate differential between the two currencies, although the money raised through the swap is not necessarily held as deposits earning interest

    雖然人們以掉期交易換入另一種貨幣后,不一定會把這筆錢存入銀行賺取利息,但其實掉期價與該兩種貨幣之間的息差是存在某種慣性的關系。
  17. For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect

    隨著合成溫度和時間的增加,產物的結構和晶型越趨于完善,但在1100得到的產物有燒結和晶粒增大的現象,恆溫時間超過24h后對材料的性能影響不是很大; li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ,尤其當li mn比為1 . 05 2時,所合成的材料具有較好的電化學性能;通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好,而兩段間隔合成法比兩段連續合成法處理的材料性能更佳;顆粒的粒度隨著球磨時間的延長而減小,比表面昆明理工大學碩士學位論文摘要卻增大,粒度小且分佈范圍窄的材料有利於鏗離子的擴散。
  18. The platform is widely applied in precision engineering, ultraprecision machining and et al, which consists of a mechanical elastomer, two piezoelectric actuators, two driving circuits based on charge - feedback, two linear variable differential transformers, and a numerical control device based on c8051f021

    該平臺主要由機械彈性體、壓電作動器、壓電作動器驅動電路及電荷反饋迴路、差動變壓器測微儀和c8051f021單片機控制裝置等構成。
  19. Cellular automata was applied to solve mechanical problem of plane truss, and the feasibility of which was discussed in this article. the characteristic of cell and the way of dividing cell were studied while presenting a program and its frame chart. the work load of the new method was not much because it neednt form a partial differential set or a general finite element robustness matrix. numerical computing results show that the new method has a rapid speed of convergence to nodal displacement and internal force of element, so it probably has a good prospect in solving solid mechanical problems

    嘗試用細胞自動機作平面桁架力學分析,探討了該方法的可行性.給出元胞的劃分方法和特性,列出計算框圖並編制了相應的程序,由於不必形成結構的偏微方程集或有限元的總體剛度矩陣,計算工作量小.算例表明,該方法對結點位移和桿內力的收斂速度均較快,是一種分析固體力學問題有前景的新方法
  20. Mechanical differential pressure switches are suitable for all areas, where an electrical signal is related to a given differential pressure value

    當電信號與給定差壓值有關時,就該使用機械式差壓開關。
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