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direction constant相关的网络例句

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与 direction constant 相关的网络例句 [注:此内容来源于网络,仅供参考]

Based on this model, the age of the universe, and the Hubble constant value can be accurately determined by the Velocity of light,and the mode indicates the reasons of Hubble constant becoming smaller with farther observation of celestial body and changing trends of Gravitational constant.

依据此模型,可以通过光速值准确测定宇宙的年龄、哈勃常数值,揭示哈勃常数随所测天体距离越远越小的原因和引力常数变化的趋势。

Gas phase synthesis of hydrogen iodide was taken for example.The example showed how to calculate extent of reaction from equilibrium constant and to calculate the heat capacities at constant pressure and constant volume.

以碘化氢气相合成反应为例,说明如何由化学反应的平衡常数计算平衡反应进度,进而计算定压热容和定容热容。

This paper analyzes the numerical control DC constant current source system design needs, expounded numerical-controlled DC constant current source of the hardware and software design principles, instructed the numerical-controlled DC constant current source circuit of the module function and design ideas, completed the numerical-controlled DC current source of all design, and the circuit is complete and procedures.

本文主要分析了数控直流恒流源系统的设计需求,阐述了数控直流恒流源的软硬件的设计原则,介绍了数控直流恒流源各模块电路的功能及设计思路,完成了数控直流恒流源系统的全部设计,给出了完整的电路图和程序。

The effects of variable properties on flow and heat transfer were also studied. 1. SIMPLEC algorithm was used to simulate the laminar natural convection flow in horizontal concentric annuli with the assumption of constant properties. Numerical studies range are as follows: Ra〓 number 100~10〓, radius ratio 1. 2~10.Velocity and temperature distribution profile and the heat transfer result were derived. The comparison of heat transfer results under the boundary condition of constant heat flux and constant wall temperature was also made.

对水平同心套管内层流自然对流采用SIMPLEC算法进行了数值模拟,在〓,半径比1.2~10范围内使用定物性假设进行了计算,得到有关温度和速度的分布以及相应的换热结果,并比较了内壁面分别处于定热流和定壁温条件下换热结果的差异,根据换热计算的结果整理并拟合有关的换热关联式。

Four physical meaning of elementary constant of the universe ; Mirror value of elementary constant of the universe in today ; Root cause of elementary constant of the universe is the information entity of the universe .

给出了今天基本宇宙常数的四个主要物理含义,给出了今天基本宇宙常数镜像数值的计算结果,指出了其物理根源是宇宙信息体的时空数值,并根据这个镜像数值反向计算出了宇宙诸总体物理特性的数值。

The work had been carried out can be summarized as follows: 1. Thermal cycle analysisBased on the classical thermodynamics, influence of isobaric reheat and isovolumetric reheat on cycle output is discussed. Based on the finite time thermodynamic theory, the thesis discusses the optimization of Rankine cycle, Brayton cycle and Stirling cycle between constant temperature heat source and constant temperature heat sink or between variable temperature heat source and constant temperature.

第一、循环优化分析:采用经典热力学研究了等压再热与等容再热对循环功的影响;采用有限时间热力学深入研究了恒温热源一恒温冷源和变温热源一恒温冷源液氮发动机朗肯循环、布雷顿循环和斯特林循环的优化和对比;着重研究了工质导热率与热机换热器总导热率之比对循环性能的影响、高温侧换热器导热率与低温侧换热器导热率之比对循环功率的影响等内容;得到了一些对循环和系统设计具有现实指导意义的结论。

We get some results about the scalar curvature of 2 and n(n≥3)dimensions Einstein manifold :ρ Maybe is constant and ρ is constant, the relation between Einstein Manifold and Riemannian Manifold with constant sectional curvature.

本文对其有关性质进行了讨论,得到了2维和n(n≥3)维爱因斯坦流形的数曲率的一些结果:ρ可能为常数和ρ为常数,以及爱因斯坦流形与常曲率黎曼流形之间的关系

More defects forming in the growth plate during deposition almost attribute to the lattice constant relaxation, which makes its lattice constant get larger. However, self-annealing of diamond thick films for long time in the process of deposition makes their lattice constant in their interior and nucleation plate approach its natural value.

化学气相沉积金刚石初期生长的晶体存在大量的空位等缺陷,晶格松弛,在金刚石膜持续生长过程中,形核面和膜内部在高温下发生长时间的自退火,缺陷浓度下降,晶格松弛现象消除,晶格常数变小并趋于理论值。

This paper discusses the calculation formula of outline for disc cam about roller follower of linear motion along the axis,it analyses the maximum angle of pressure and position for disc cam,from several ordinary motions of follower constant speed motion,constant acceleration and constant deceleration motion,simple harmonic motion and pendulum motion.

从从动件几种常用运动规律—等速运动、等加速等减速运动、简谐运动和摆线运动入手,讨论了对心直动滚子从动件盘形凸轮廓线长度的计算式,分析了盘形凸轮的最大压力角及其位置。

First of all, the paper carried out test study on four two-spanned model members of FSMRCWB, including three 1/2-scaled two-storeyed models and one 1/3-scaled three-storeyed model. The paper analyzed the test results, including analysis on mechanical property of the composite wall beam under vertical loads, and failure mode, deformation capacity, aseismic performance under horizontal loads and constant vertical loads. Secondly, the nonlinear property of concrete is studed and the nonlinear models of FSMRCSS is builded by ANSYS. Last, The paper studies the result of ANSYS, which mainly includes the loading-displace curve of FSMRCSS under horizontal loads and constant vertical loads, the mechanics of arch under vertical loads lonely and under horizontal loads and constant vertical loads respectively, and status of the distribution and changing of vertical stress and cross shear on the surface of the suporting beam, and the influence of span ratio and hole.All in all, the caculating results are in good agreement with the test results.

本文首先进行了三个1/2比例的两跨两层和一个1/3比例的两跨三层的框支密肋复合墙梁的模型试验,分析了框支密肋复合墙梁在竖向荷载作用下的受力性能,以及在竖向荷载与水平低周反复荷载共同作用下的受力性能、变形性能、滞回性能、耗能系数及破坏形态;其次,研究了混凝土的非线性特性,建立了框支密肋复合墙梁非线性有限元模型,并借助大型通用有限元软件ANSYS进行计算;再则,进行了非线性有限元结果分析,主要研究框支密肋复合墙梁在竖向荷载与水平地震力共同作用下的荷载位移曲线,分析在竖向荷载单独作用下和在竖向荷载与水平地震力共同作用下墙梁的拱作用,托梁顶面的竖向应力和横向剪应力分布及变化情况,并讨论跨度比、洞口对墙梁拱作用和托梁顶面的竖向应力的影响。

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相关中文对照歌词
Any Direction
If You Don't Stand For Something, You'll Fall For Anything
The Only Constant Is Change
New Direction
Constant Craving
Constant Craving
Move In My Direction
Constant
You Owe Me An IOU
You're A Step In The Right Direction
推荐网络例句

"Bird Man's Diary, Butting on the Love Island", Changsha, China

2008年"鸟人日记,顶在爱情岛",中国长沙

As long as they were in the service of a family of wizards, their magic would remain dormant.

只要他们一天为家庭服务,他们的法力就潜藏不动。

It was time to hold a court and the subject for discussion was the future of that prisoner.

开庭时间到了,大家讨论的话题是那名罪犯的下场。