查询词典 dispersion

In the paper, the macro-sizes of the asphaltene colloidal particles were investigated based on the previous study of the dispersion characteristics of asphaltene in organic solvents.

在研究沥青质胶体分散特性的基础上，进一步了研究沥青质胶态粒子的宏观结构尺寸。

This paper consists of three parts:We first consider the non-autonomous predator-prey system with both Beddirigton-DeAngelis functional response and dispersion. By using comparison theorem of differential equation, we study the permanance of the system. After that, by constructing suitable Lyapunov function, we obtain some sufficient condition which guarantee the existence of globally asymptotically stable almost periodic solution of the system.

本文研究三方面的内容：第一部分考虑具有扩散和Beddington—DeAngelis功能反应的捕食-食饵系统，利用微分方程比较原理得到该系统一致持续生存的条件；通过构造适当的Lyapunov函数得到了该系统存在全局渐近稳定概周期解的充分条件。

A large uumber of numerical calculations using the analytic formula and the dispersion equation have been candied out on the relations of the attenuation and phase constant with wave frequency, thickness and conductivity of the lossy layer.

此式适用于截止频率附近，通过解析表达式和波导模式色散方程，对衰减常数和相位常数进行了大量数值计算，得到了它们随损耗层厚度、频率以及损耗层电导率的变化规律，两种方法所获得的结果有较好的一致性，研究表明，损耗强度和损耗层厚度的变化会改变波导中电磁模式的色散和简并特性，对于改善高功率回旋行波放大器中注波互作用带宽和模式竞争非常有益。

The aim of this dissertation is to develop a measure system of dispersion and interaction impedance, which has high measure precision and automatism.

因此，研制出一套高度自动化、具有较高测量精度的冷参量在线测量系统就成为行波管科研生产单位的迫切需求，这也是本论文的工作目标。

Using the cipher-byte produces a better dispersion of keys than just using the plain byte, but the plain byte must be included for this multiplication to have any security value as the cipher byte is available to a cracker.

使用加密字节的产生不仅仅是使用纯字节的密钥分散较好，但平原字节必须包含这个乘法有任何的加密字节的安全值，提供给饼干。

The extension of the axial dispersion model to more complicated mixing is very difficult.

扩建后的轴向分散模型，以更为复杂的混合是非常困难的。

Again, this is an unusual abnormality, and an indication of grossly unacceptable performance in azimuth dispersion.

再一次，这是一个不寻常的反常，在方位散布性能上的非常无法接受的迹象。

The 180°spiral agitator and Banbury agitator are recommend for its high dispersion and effective mixing with less damage of the glassfibre in BMC material, which are the concerns in BMC manufacture.

本文简述了BMC 模塑料的混合原理，介绍了双臂捏合机的3种搅拌桨叶的结构与形式，推荐使用 180°单螺旋式和班布里型式的桨叶更能适应高强度的分散、高效率的混和、最少玻纤损伤的 BMC 模塑料的制备要求。

These measures still miss within-country dispersion, a factor that needs to be included if sensible estimates of the WDI are to be constructed.

这些措施仍然错过在之内国家分散作用，需要包括的因素如果WDI 的易察觉的估计将被修建。

On the basis of the dispersion relation, we investigated the properties of nonlinear surface waves. It is shown that there exist backward surface waves, with the phase velocity and group velocity opposite in direction. For transverse electric waves, the nonlinear wave equation is transformed into Bernoulli equation, and the exact solutions of magnetic fields are obtained.

在色散关系的基础上研究了非线性旋磁表面波的频率特性，揭示了该系统能激发后向表面波，其群速度与相速度反向；将反铁磁晶体中TE表面波满足的非线性波动方程变形为伯努利方程，用反函数形式给出了表面波磁场的精确解。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷