不变形的
- 与 不变形的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Finally, the idea of using new numerical method such as Discontinuous Deformation Analysis and Numerical Manifold Method to simulate the joint of CFRD is proposed, which can make guidance on the design and calculation of CFRD built on thick alluvium deposits.
提出引进新的数值方法,如不连续变形分析方法和数值流形方法,来模拟和计算面板坝接缝变形的设想,对深覆盖层上面板堆石坝的设计和计算有指导意义。
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Business card printing and membership card making pressure by lining thickness and drum Center distance between two methods for regulating, pressure should be to have a dot burliness printing, clear and colorful and bias at an affordable cost, and the amount imposed as small as possible, to control the dot gain deformation, tuning and accurate business card printing and membership card making pressure is important.
制卡和会员卡制作不张力是堵住包衬薄度和滚筒边缘距调度两栽办法得回,不张力该当是以印品具有网点单弱、图文澄辉、色彩灿艳和浓淡相宜为条件,并且承受度越小越好,把持网点放不小变形,调度不确的制卡和会员卡制作不张力不入格关头。
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Diamondite Glasswork Restorer will not scratch or distort glass. This product is formulated for glass – every precaution was taken to create a safe yet uncommonly effective glass polish. By gently burnishing the outermost glass, little by little, there is no risk of distorting the glass. By hand or machine application, DIamondite Glasswork Restorer works safely to polish away imperfections and leave glass smooth and flawless.
玻璃抛光剂不会造成玻璃刮伤或变形,这个产品的配方是专为玻璃调配-采用所有可预防的方法以创造一个安全且极有效的玻璃抛光剂,它会温和并逐渐的抛亮最外层的玻璃使你不会面临玻璃变形的风险,使用手工或机器抛光都可以,Diamondite玻璃抛光剂安全的抛除瑕疵并在使用后让玻璃变得平滑且无瑕疵
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The main results of the investigation are as following:(1) Some important criteria for the design of multi-layer structure are acquired: the ratio of the layer thickness to the contact diameter should be controlled to a value about 0.8; increasing the number of the gradient layers and elasticity modulus of the top layer would benefit to the yield strength and the stress status at the interface.(2)By means of molecular dynamics simulations for a indentation and sliding process, it is discovered that dislocations of 45 direction to the surface occur in the surfaces layer, which is correspond to the direction of the plastic flows observed in the macroscopic continuous medium. The irreversible deformation caused by the dislocation and the atom piles at the surface are responsible for the irreversibility of the force response. They are also the main factors for the friction generation. The temperature and the indentation velocity have significant effects on the deformation behaviors of the material of the surface layer. The yield strength would increase obviously if the indentation velocity is greater than 10 m/s.(3)A method to evaluate the fracture toughness of coating by estimating the crack-density functionβof a Wicker''s indentation was proposed. Meanwhile a new surface treatment technology was developed using non-equilibrium plasma.(4)A MD-FE hybrid method and corresponding software was developed to analysis the tribological behaviors for multiplayer system.
研究主要内容和结果有:(1)得到指导梯度膜设计的几个准则:控制膜层厚度与接触半径比在0.8左右为宜;适当增加梯度层层数和顶层弹性模量,有利于提高抗屈服能力和改善界面处的应力状态;(2)通过对嵌入和滑动摩擦过程的分子动力学模拟,发现表层产生一个与宏观连续介质的塑性流动方向观测一致的45 方向位错;位错造成的不可逆变形和表面的原子堆积,是力的响应不可逆性的原因,也是构成摩擦力的主要因素;温度和嵌入速度对材料变形特性有显著的影响,当嵌入速度大于10 m/s时,屈服强度明显增加;(3)提出压痕裂纹密度系数β半定量判定膜层断裂韧性的方法;并开发出表面强化新工艺;(4)开发出分析表面摩擦学特性的MD-FE复合模拟方法和相应模拟软件。
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One wellsite at Chongqing gas reservoir is loca ted at slide slope,which is recently in un-stable state of creep deformation a nd has the great danger of large scale distortion and slippage after rainfall.
重庆气矿某井场位于一滑坡体上,该滑坡正处于蠕滑变形的不稳定状态,在雨后极有可能产生大范围的变形和滑动。
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The results indicate that the different thermal expansions and elastoplastic properties and distributed randomness of various mineral particles composed of oil shale will lead to the nonuniformity of thermal field , deformation field and stress field in heating process , which makes the particles of oil shale deform incompatibly : and the release of product pyrolysis results in irreversible damages of oil shale material and structure . These are the main reasons for the thermal fracture of oil shale .
研究结果表明:组成油页岩各种矿物颗粒热膨胀和弹塑性性质的不同及其分布的随机性,导致油页岩加热过程中温度场,变形场和应力场的非均匀性,使得油页岩颗粒间变形不协调和油页岩热解产物释放引起油页岩材料与结构性能发生不可逆的劣化损伤,这是油页岩发生热破裂的主要原因;热传导方式加热油页岩,温度的传递比较缓慢,加热井和生产井的间距不宜过大,对油页岩储层性质存在差异时,注热井应选择较高热导率的区段;油页岩的层理对油页岩地下原位开发形成渗透带至关重要,油页岩达到热解温度会产生附加的膨胀力,首先在层理处开裂,应充分利用油页岩层理赋存条件改造其渗透性。
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The results indicate that the different thermal expansions and elastoplastic properties and distributed randomness of various mineral particles composed of oil shale will lead to the nonuniformity of thermal field, deformation field and stress field in heating process, which makes the particles of oil shale deform incompatibly: and the release of product pyrolysis results in irreversible damages of oil shale material and structure. These are the main reasons for the thermal fracture of oil shale. When oil shale is heated through thermal conduction, temperature transfers slowly, so the spacing between heating well and production well should not be kept too long. When difference exists in oil shale reservoir's properties, heating well should be chosen in the high conductivity region. Oil shale's stratification is vital for developing permeation zone in in-situ retorting. Oil shale will generate additional expansion force as it reaches its pyrolysis temperature, and stratification will be cracked first, so the oil shale stratification should be utilized to enhance its permeability.
研究结果表明:组成油页岩各种矿物颗粒热膨胀和弹塑性性质的不同及其分布的随机性,导致油页岩加热过程中温度场、变形场和应力场的非均匀性,使得油页岩颗粒间变形不协调和油页岩热解产物释放引起油页岩材料与结构性能发生不可逆的劣化损伤,这是油页岩发生热破裂的主要原因;热传导方式加热油页岩,温度的传递比较缓慢,加热井和生产井的间距不宜过大,对油页岩储层性质存在差异时,注热井应选择较高热导率的区段;油页岩的层理对油页岩地下原位开发形成渗透带至关重要,油页岩达到热解温度会产生附加的膨胀力,首先在层理处开裂,应充分利用油页岩层理赋存条件改造其渗透性。
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Results show that adding obligating width of soil can reduce level distortion of diaphragm walls evidently, but the effect of reducing the level distortion of diaphragm walls will be unconspicuous when the obligating width of soil is increased to definite value.
计算结果表明,增大预留土体坡肩宽度对减小地下连续墙的水平变形有一定的效果,但是随着预留土体坡肩宽度增大到一定值时,再继续增大预留土体坡肩宽度对减小地下连续墙水平变形的效果就不明显。
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If the blank is wrinkling on the blank holder surface, the cause is most likely one of four factors: insufficient blank holder force; a poor fit between the die face and blank holder surface; an equalizer block that is holding the die face apart from the blank holder surface; or severe blank holder deflection.
褶皱起因于不充分的拉伸或失去控制的压缩变形。如果板料在压边面上起皱,绝大多数起因是后面四个因素之一:不充分的压边力;凹模和压边圈表面不良的匹配;凹模和压边圈间的平衡块;或者是压边圈的严重变形。
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At present in most teaching material about mechanics of material published in China, the influence of interior shearing force on deformation are not considered when solving the deformation of beam.
目前大多国内出版的材料力学教材中,在求解梁的变形时均不考虑内力剪力对变形的影响,对此问题更不做详细的定量描述。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。