查询词典 persistent wave

It is proved the point-explosion spherical shock wave is a special case of the ellipsoidal wave in theory and by experiment.

论证了点源球面冲击波是旋转椭球面冲击波的特例。

Two kinds of models are considered, spherical wave and plane wave, and the diameter of the receiving aperture is supposed as the first Fresnel zone length.

文中共考虑了两种模型：球面波和平面波，并假设接收孔径直径等于第一菲涅耳区尺度。

Finally, we should emphasize that besides combing the explorations and researches on the time and frequency domain of traditional pulse wave signals, the central of subproject focuses on the realization of pulse wave signals to design a sphygmography with objective measurement by combining the results of the other two subprojects and clinical diagnoses and pulse condition analysis, in order to equip the sphygmography with automatic diagnostic functions and friendly user interface.

最后，要强调的是本计画的技术核心，兼并传统脉波信号时/频域探讨研究外，并著重在脉波信号定位与实现，以结合另外二个子计画，设计出一具有客观测量的脉诊仪系统，再配合临床疾病诊断与脉象分析，使脉诊仪具备自动诊断功能与人性化之人机界面。

Above the blocking temperature, the MS of the granular films follows the Bloch's the spin wave T3/2 law. The causes of increase of the spin wave constant are explored and analyzed.

在截止温度以上，其饱和磁化强度MS温度关系符合Bloch的自旋波T3/2定律，探讨分析了自旋波常数增大的原因。

For instance, as temperature decreasing, the Peierls transition will take place in one-dimensional (1D) conductor, at which supperlattice, charge density wave and spin density wave occur.

比如，一维导体是不稳定的，温度降低时会发生Peierls相变，出现超晶格和电荷密度波或自旋密度波，材料成为半导体或绝缘体。

Based on them, we calculated precisely some enegy levels of P-wave and D-wave of a helium atom, presented and proved the general interdimensional degeneracies for a quantum N-body system, derived the general spherical spinor functions and the exact solution to the Dirac equation for the hydrogen atom, and proved uniformly the Levinson theorem for the Dirac equation in D-dimensions.

在此基础上，我们精确计算了氦原子P波和D波若干较低能级，建立和证明了量子N体系统不同维数状态间最普遍的简并，推导出任意 D 维空间广义球旋函数和Dirac方程氢原子的精确解，统一地提出和证明了任意 D维空间Dirac方程Levinson定理的一般形式。

In the square wave current welding,the inductance is very important to influence the fomation of square wave A.

在方波交流焊中，电抗器的电感量对方波的形成及电弧的稳定性有着很大的影响。

In our daily lives, and some research, sine and square wave, triangular wave is commonly used basic test signals.

摘要：在我们日常生活中，以及一些科学研究中，正弦波和方波、三角波是常用的基本测试信号。

Deng Xiaoping's southern tour concise summary of his speech the previous stage of reform and opening up of China's achievements, and noted that the next stage of reform and the direction of depth, more than 20 years of China's reform and opening-up is divided into two phases before and after, in that previous throughout the 80's, is China's first wave of reform; Since then, until 2001, China's economic development is the second wave.

邓小平的南巡讲话简明扼要的总结了前一阶段我国改革开放的所取得的成就，并且指出了下一阶段深入改革的方向，把中国20余年的改革开放划分为前后两个阶段，在那以前的整个80年代，是中国改革的第一次浪潮；从那以后，直到2001年，是中国经济发展的第二次浪潮。

Every dinner time, the women's dormitory downstairs wave and standing wave is always waiting for the boys.

每到晚饭的时候，女生宿舍楼下总是一拨又一拨站着等候的男生。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。