查询词典 plates

A theoretical model is built to investigate the simulation of the infrared characteristic of the metal structure with the PCM false target.Structure parameters of the PCM false target that suit for the simulation are investigated numerically.According to the results,further request on the improvement of the thermal conductivity of PCM is presented.An experimental platform is built and the numerical model is validated experimentally.Three key thermal characteristic components of the false tank(barbette,wheel and front armor plate) are manufactured and tested,and good results are obtained.A method for the thermal conductivity enhancing of PCM by using aluminum fins is studied,the influence of the structure parameters of PCM plates to the simulation effects are investigated numerically,and the reasonable configuration parameters of the PCM plates used to simulate the steel plates of different thickness are obtained.In the study of the application of heat convection method in IR false target,a passive infrared simulation system is designed to simulate the infrared characteristic of metal constructions.The system is made up of pipe-plate,pump,receiver,and working fluid.

在相变材料应用于红外示假的研究中，通过数值模拟，研究确定了适用于制作假目标的相变材料各物性参数的范围，分析了相变材料制作假目标的可行性，并根据所得结果，选取石蜡为研究对象，建立了相变材料模拟金属构件红外特征的理论模型，研究了适用于模拟各金属构件红外特征的相变材料假目标的相关结构参数，得出了相变材料假目标模拟各金属构件红外特征的理论结果，并对相变材料的导热系数这一物性提出了进一步的改进要求；搭建了假目标实验平台，验证了所建理论模型的准确性；以坦克假目标为研究对象，制作了炮塔、负重轮和前上装甲板三个坦克假目标的关键红外热特征部件，并进行了野外实验，取得了较好的结果；以添加铝肋片作为改进相变材料导热能力的手段，理论研究了此类导热增强型相变材料的相关结构参数对模拟效果的影响，得出了模拟不同厚度钢板红外特征的导热增强型相变材料的结构参数及模拟效果。

The following are the expressions for the mean pressure set up at the detection plate and for the time of the signal to progagate from the radiator to the detector:这里是1个公式,省略） where Re is the real part of the expression appearing within the braces, 0 is the density of the medium, vo is the amplitude of the vibrational velocity, c is the speed of sound in the medium, d2 = I +(r/zcos 8, z is the distance between the emitting and receiving plates, B is the angle between the axis of the acoustic channel and the axis of the tube, r = vro/c, v is the flow speed of the fluid, d is the diameter of the pipe, m is the circular frequency, k is the wave number, where a is the radius of the plate (this is taken as the same for the emitting and receiving plates for simplicity, but there is no difficulty in discussing plates differ~mg in radii),,~ is the vibrational frequency of the emitting plate, and The triple sums in the expressions for N~ and N2 may be neglected if the flow speed is low, since the contributions for these become negligible.

以下的表情为代表的压力设置在检测板甲，手持骑枪和时间的信号 progagate从散热器排出到检测器(这里是1个公式、省略)。在什么地方才是真正的出现在背带，表现为0密度的吗当时的媒介的振幅振动速度、c是声音的速度中、d2 =我+ r / z，8、z是距离的发射和接收板、B之间的角度对声信道和轴轴管，r = vro / c，v的流体的流动速率公式，d 管直径的圆频率，m，凯西是波数公式* n，一个是半径的板(这是作为相同的发射和接收吗为了简单，但板板是毫无困难地讨论不同半径)、镁-，~的振动频率的发光，。总结了三倍的表达方式和N2 ~能忽略的流量速度低，因为这些变得微不足道的贡献。

The most commonly used letterpress duplicate plates are stereotypes, electrotype s,plastic plates and rubber plates.

活版最常用的复制版有铅铸版、电镀版、塑胶版和橡胶版。

The present invention relates to a hydromagnetic accelerator and a hydromagnetic jet engine, in which the hydromagnetic accelerator includes at least one magnet, at least two electrode plates and a gas ionizer at least making the gas between said at least two electrode plates ionized, and a D.C. power supply is connected between two electrode plates.

一种磁流体加速器和一种磁流体喷气发动机，其中该磁流体加速器包括至少一个磁体，至少两个电极板和一个使所述至少两个电极板之间的气体电离的气体电离器，在所述至少两个电极板之间连接一个直流电源。

Based on the variational principle of virtual voltage and virtual displacement derived in this thesis and the classical theory of linear laminated plates, and by using the constitutive equations of elastic piezoelectric materials, and the DKQ quadrilateral plate bending element, the finite element modeling for the fabric reinforced laminated plates with nonlinear voltage-electric strain relationship of piezoelectric actuators has been established for the first time in this thesis. And the expressions for the electric loadings with obvious mechanical meaning and convenient for computation are established, which can be used to the deformation analysis of laminated plates with piezoelectric actuators under specified voltages.

以本文直接导出的压电结构的虚电势—虚位移变分原理为基础，依据经典线性层合板理论和压电弹性体的本构方程，采用基于离散法线假设的DKQ四结点任意四边形薄板弯曲单元，首次建立了考虑非线性电压—电应变关系的含压电致动器的纤维增强型层合板的有限元分析模型，并推导建立了力学意义明确、便于计算的电荷载表达式，可用于指定电压条件下纤维增强型叠层合成板的变形分析。

The inspection and output the file cyclophos phamide on the interpretation of a PDF file for VPS II CTP output 3. i3jCTP plates production code for objective: specification for CTP plates production procedures and quality standards, quality and product quality work program: cyclophos phamide getfor output files must be copied to the specified folder that you want to place and remove the file input, there should be records; II the output printed on a single-file should be set laser and plate parameter cannot be combined with the use of mixed experimental data in order to avoid errors; under normal circumstances, laser and forbidden to modify the plates; and aim at the output before printing are advised to check the status of the appearing machines, there are not enough developer and Replenisher.

文件的查抄与不不输入①差注释后的PDF文件息VPS ②CTP不不输入不一、i3jCTP印版制息表率纲的：表率CTP印版制息步调和量量尺度，包管工息量量和产物格量工息步调：①所给不不输入的文件务必复制到选举文件夹，不得任意安插和简略节略，文件不不输入后，答举行纪录；②不不输入印单文件答撤销兼用激平和版材参数，不克不及与测验考试数据混用，以免爆发不差；在变态环境下，不容编削兼用激平和版材参数；③不不输入印版后，答不后查抄显影机的工息状况，有无不足的显影液和补偿液。

Shanghai TengMin construction decoration material Co., Ltd is a business that specialized in the production of sound-absorbing plates, wave plates, heterotypic plates and trough plates.

上海腾闽建筑装饰材料有限公司是专业生产吸音板、波浪板、槽板、异型板的企业。

Strains, which were white or light brown when grew on the lead acetate media plates, were selected. Then, the different differential medium plates containing NaiS and as the only sulfur sources were used to select 24 strains, which grew well on plates, but didn't grow well on Na2SO3 plates.

选择在醋酸铅显色平板上菌落颜色为白色或浅棕色的菌株(H_2S产生少的菌株)111株，分别对应点接于以Na_2S和Na_2SO_3为唯一硫源的两种鉴别培养基上，选择在Na_2S培养基上菌落较大，同时在Na_2SO_3培养基上菌落较小或不生长的突变菌株24株。

Was investigated.The result shows that for thin plates,The strength of the plates decrease and the plasticity increase with anneal temperatare rising,while thick plates is not so sensitive to anneal temperature.The variation of heat-treatment parametar has less effect on the microstructure of TA15 plate.Thin plates have higher strength and lower plasticity longitudinally and transversally, and lower strength ...

结果表明，对于薄板而言提高退火温度材料强度降低、塑性提高，而对厚板这种现象不明显；热处理参数的变化对TA15合金板材的显微组织影响不大；薄板沿纵向和横向强度值较高，塑性值偏低，而45°方向强度值偏低，塑性较好；厚板横向强度值较纵向、45°方向的要高。

In order to conserve raw materials, reduce costs, at the time of the first three days of mathematical seihan "the regeneration of positive PS plates, each 印张 essentiallythe with a overprinter version is enough (with the exception of special circumstances), and the eye for an eye" on the selection of mathematics is a new version of positive YP-IIPS, as a result, with positive YP-IIPS Edition plates made of plates might as well have ratooning positive PS Edition plates.

为了耗费原质料、贬低本钱，制版时《初三数教上》采取了复活阳图PS版，根基上是每个印张用一套印版不离不足了，而《月朔数教上》采取的是陈的阳图YP-IIPS版，甘休，用阳图YP-IIPS版制成的印版的耐印力还不如复活阳图PS版的耐印力。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。