二维的

Reduced order,the governing equation of a cylindrical shell may bechanged into two Helmholtz type equations.

而薄圆柱壳基本控制方程在经算子分解降阶处理后，得到的也是与二维弹性波散射问题相似的Helmholtz型方程。

The experimental results showed that the nano-gold monolayers are dispersive,regular and even at the surface pressure of 28 mN/m.

实验结果表明：表面压为28mN/m时，可获得分散性好、形状规则且分布均匀的二维球形纳米金单层膜。

Based on FDTD method,a two dimensional model for metamaterial volume with regular triangle,quadrangle and hexagon structure under light irradiation was presented.

基于时域有限差分方法，建立了光波辐射下正三角形、正四边形和正六边形无耗异向介质柱的二维电磁模型。

In CIE Lab color space of a and b revealment,+ with a meaning red, with a meaning green,+ b meaning yellow,-b meaning blue.

在CIE Lab色不时间的a和b二维坐标系洋，＋a表现白色，－a表现绿色，＋b表现黄色，－b表现蓝色。

Based on dialog box interactive mode provide freeform section planes by rotating vector.

工程地质人员在了解地层结构时，多采用观察二维地质剖面图的方法。

A slow mirror scanner (13) is arranged to scan consecutive line images to form a two-dimensional image.

慢速反射镜扫描器(13)设置为扫描连续的线图像以形成二维图像。

Some kinds of data analysis and statistics methods, including principle factor analysis, factor loading analysis and dicrimination function, ternary diagram, scatter diagram are used to determine the material source of one piston core DGKS 9617 recovered from the northern part of the East China Sea and one bore core EA01 from the northeast part of the East China Sea.

中文摘要：采用数理统计（包括主成分分析、因子得分分析和判别函数），微量元素比值三角图和二维散点图，运用综合分析判别的方法判断东海北部柱样DGKS9617和东海东北部钻孔EA01物质来源。

Our knowledge of the oceans, a hundred years ago, was confined to the two-dimensional shape of the sea-surface.

一百年前，我们只知道海洋是二维平面形的。

In this paper a two-dimensional model has been established for the second class boundary condition to investigate the heat and mass transfer process inside the zeolite-water adsorption bed.

建立了沸石-水吸附式制冷系统吸附床在非第一类边界条件时的二维传热传质模型。

To investigate the heat and mass transfer process inside the zeolite water adsorption bed, a two dimensional model has been established for the second class boundary condition.

建立了沸石—水吸附式制冷系统吸附床在非第1类边界条件时的二维传热传质模型。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。