查询词典 Q

Moreover, as Q〓 had close relation with voltage step-up ratio and working stability of piezoelectric transformer, improving Q〓 was essential, which could be realized with acceptor doping or Pb O〓, Pb O〓 addition.

另外，添加PbO〓、PbO〓这类大功率组元也可以大幅度提升Q〓。

As the application of q-MoI,14,in Actinium and 15,in rare-earthrotational energy spectra of even-even nuclei have been calculated by therotational formula of ND,and the calculated results and the parameters'values have been discussed.

应用SD核转动惯量q—公式，计算了A～190和150区70多条SD核带E2跃迁γ能谱，动力学转动惯量随转动频率的变化，讨论了转动惯量q—公式体现的多体相互作用效应、对力效应、Coriolis反配对效应和堵塞效应。

Change of the angle of elevation q of the stone from Q.

m。当t = 4，求由 Q 向球的仰角的变率。 8 分

This paper mainly inverses the S wave factor using the surface wave attenuation characters. The result shows that the lateral and vertical variations of Qβ are very clear in the whole area and the asthenosphere, and some big structure area is also shown very clearly.

结果显示：研究区域的Qβ横向和纵向变化非常显著，能够明显区分软流圈结构，各个大构造单元的Qβ结构呈现出显著的变化。

According to the theory of acousto-optic interaction,the formulas of diffraction loss of two AO Q-switches,which acousto-field are perpendicular or parallel one another,in normal Bragg diffraction are derived.

分析了单声光器件、超声场相互平行和相互正交的两声光Q开关器件衍射损耗，给出正常布喇格衍射的超声场相互平行和相互正交的双声光Q开关器件衍射效率的表达式。

Each carrying charge Q. All three particles are on the x-axis.

一质为 m 带电为 q 的子放在个带电为Q的固定点电荷的正中间。

It is shown that while using these arrangements quite a large change in the resonant length and Q-factor of the cavity resonator will be obtained ,when a dielectric resonator is inserted into the evanescent guide.

这两种安排都能使置入介质谐振器前后的谐振腔产生相当大的谐振长度和Q因子的变化，从而能获得准确的介质谐振器无载Q因子和介电常数。

The LM statistic follows chi square distribution with q degrees of freedom under the null.

LM统计量在零假设下服从 q个自由度的卡方分布。为什么乘上n-q而不是n？

B16. Show that the volume of a right circular cone of slant height 6 cm and semi-vertical angle q is given by

证明斜边长 6 cm 及半顶角为 q 的正圆锥体的体积为 V = 72 p sin2q cos q。

And certain q-polynomial coalgebras arisesnaturally,which is a q-deformation of classical polynomial coalgebra.

并且我们自然地引出了一类q-多项式余代数，它是经典多项式余代数的变形。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。