查询词典 exponential function

Theoretical calculation shows: the temperature dependence of CRSS obeys the approximate exponential law, which agrees with experimental law.

本文计算了Al、Cu、Fe和Mo的临界切应力与温度的关系。

A modified exponential approach law for sliding mode control is submitted in this paper. Then it is applied to structure control under seismic excitation.

众所周知，滑模控制对结构参数的变化具有鲁棒性，滑模控制中的一个重要问题是趋近律问题，而土木工程结构的振动控制系统在地震或强风作用下也主要表现为趋近运动。

The bacteria amounts on metal surface increased according to an exponential law and its adsorption kinetics at metal surface was proposed.

给出了微生物附着的动力学方程，并对其进行了讨论。两种钝态金属开路电位的变化和其表面微生物数量增加有着相似的趋势。

It is found that the change of threshold voltage value fits in exponential law with absorbed dose,which is caused by the effect of space charge and interface charge.

产生这种现象的原因是场效应管氧化物中的空间俘获电荷与吸收剂量近似成线性变化，对阈值电压变化和吸收剂量有近似线性的改变；而界面态对空间电荷有补偿作用，其对阈值电压的改变与吸收剂量有近似成二次方的关系。

Based on the fact that different metal system hold a same exponential law, we can expect that there must be a physical nature which control the experimental law.

但从某些单晶金属的实验上看，似乎有下面的规律：在滑移系统不变的情况下，在一定的温度范围内，临界切应力和温度呈近指数变化关系。

It possesses white exponential law coincidence property. The restricted zone of using GM (1,1) model is broken while al is bigger number; and the application range of GM (1,1) model is widened.

该模型具有白指数重合律，它突破了|α|较大时GM(1，1)模型不能应用的禁区，拓广了GM(1，1)模型的应用范围。

The new method overcomes the defect that the old method has not possessed the white exponential law coincidence property.

通过分析 GM( 1 ，1 )建模机理，找出了 GM( 1 ，1 )模型不具有白指数律重合性的原因，并在此基础上，提出了建立 GM( 1 ，1 )模型的新方法。

The relaxation of new positive charges on post-stress samples is shown to be dispersive which doesn't conform to the suggested logarithmic or fractional exponential law.

新生正电荷在低场的弛豫行为具有偏移的特性，并不符合以前研究认为的对数或分数指数规律。

The measured dependence of threshold current of DH lasers with temperature is found to obey an exponential law near room temperature.

测量GaAs—GaAlAs双异质结激光器阈值电流随温度的变化，表明在室温附近符合指数规律。

The coefficient of non-algal particulates is decreasing with the increase of wavelength, which can be described by exponential law.

非藻类颗粒物的吸收系数随着波长的增大而减小，可用指数衰减规律来描述；光谱斜率S较离散，但平均值与文献报道的一类水体S的平均值很接近；光谱截距ad0(λ0)随盐度增大而减小，二者有很好的线性关系。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。