M理论

他在m理论方面写了数百论文。

He 's written hundreds of papers on m-theory .

扩散理论分析表明，在900℃保温1h后Ni/Fe界面附近有宽度大约为1μm的理论扩散区。

While theoretical calculation for the diffusion reveales that a theoretical diffusion zone about 1 μ m in the width at the interface of Fe / Ni would be formed after soaking at 900 ℃ for 1 hour .

测量的范围为0.01～0.12μm，理论上测量的精度可达0.002μm。

The range of measurement is 0.01 to 0.12 μ m and the accuracy of measurement is up to 0.002 μ m theoretically .

结果表明，在设计的测量量程范围以内，最小分辨力优于20μm，符合理论设计预期。

The results showed that , the minimum resolution is better than the 20 μ m in the range of designed measuring span , which is accord to the theoretical design expectations .

细圆柱体直径测量实验结果表明，基于改进模型的光学衍射法的相对测量误差在0.5%以下，优于目前1%的水平；测量不确定度小于2μm，与理论分析相一致。

Experimental results show that the relative measurement error is less than 0.5 % , which is better than the present level of 1 % , and uncertainty of measurement is less than 2 μ m , which agrees well with theoretical analysis .

本文对此作了深入的分析和详尽的介绍，给出了矿渣硅酸盐水泥的m和Qo理论值，补充了计算表格。

In this article , there has been a deep analysis and detailed description about it , giving its theoretical values of mand Q of the Portland slag cement , and complementing with its supplementary tabulations .

超塑性差压胀形m值的测量理论与方法

Theory and Method of Measuring m Value for Superplastic Bulging Pressured in Two Opposite Direction Along Thickness

实验表明，当微通道水力直径为381μm时，宏观理论公式已不适用于微通道摩阻及其换热的计算。

It is shown that classical macroscopic formulas are not applicable for calculating friction resistance and heat exchange coefficients when channel hydraulic diameter is 381 μ m.

基于m法为计算理论基础，利用桩的水平抗力效应来控制边坡基底土的流动破坏以及水平位移；

Based upon the m-method , the flow destroy and horizontal displacement of soil at the bottom of slope was controlled by means of the lateral bearing effect of piles .