Angular spectral is spectral value map formed by estimating semblable coefficients of fast and slow shear wave or the variation of amplitude ratio of fast and slow shear wave with times and angles at a specified space point based on semblable theory of fast and slow shear wave, the angle value of this space point at a given time can be got by picking the maximum of angular spectral; the study reveals that fast and slow shear wave with different polarization direction should be separated using different rotation formula, eight formulas of separating fast and slow shear wave using clockwise rotation and counterclockwise rotation have been derived, and gained energy assignment rule and phase coincidence rule, in real data estimation, the rotation formula used for separating fast and slow shear wave can be uniquely determined on the two discriminating rules. On the basis of semblable theory of fast and slow shear wave, the delay time corresponding to the maximum of semblable coefficients at a specified point in a given time window is the delay time of fast and slow shear wave, delay time section of fast and slow shear wave can be got by moving space point and smoothing time window. The vertical variation values of delay time of fast and slow shear wave reflect the effect degree of vertical fractured reservoir on fast and slow shear wave which is defined as anisotropic coefficient, and section map of anisotropic coefficient can be obtained.
角度谱就是利用快慢横波的相似性原理，在某一空间点求出快慢横波的相似系数或快慢横波的振幅比值随着时间和角度的变化而形成的谱值图，拾取其极大值就得到该空间点某一时间的角度值；在研究中发现分离不同偏振方向的快慢横波应该采用不同的旋转公式，推导出了利用顺时针旋转和逆时针旋转分离快慢横波的八个公式，并给出了能量分配准则和相位一致性准则两个判别准则，在实际计算中利用这两个判别准则能唯一地确定分离快慢横波的旋转公式；根据快慢横波的相似性原理，在某一给定点和给定时窗内最大相似系数对应的延迟时间就是快慢横波的延迟时间，随着空间点的移动和时窗的滑动就可以得到快慢横波延迟时间的剖面图；快慢横波延迟时间与慢横波传播时间的比值定义为裂缝密度，并求出了裂缝密度剖面图；快慢横波延迟时间纵向上的变化值的大小反映了纵向上裂隙层对快慢横波影响的大小，定义为各向异性系数，并求出了各向异性系数的剖面图。
It avoids the bulk capacitor of the auxiliary resonant commutated pole inverter and no center tap potential variation problem of ARCPI, unlike the delta or wye configured resonant snubber inverter, the inverter possesses the advantages of the decoupled resonation of each phase, it is easy to implement the various control schemes.
该文提出一种新型的三相谐振极逆变器，它可以实现逆变器主开关的零电压开通，辅助开关管的零电流开关，谐振电路功率小，与传统的辅助谐振变换极逆变器不同，它避免了ARCPI使用的2个大电容，也没有中性点电位的变化问题。
The temperature variation curves under various heating power were plotted and the results were discussed. Experimental results indicate that, the thermal conductivity and performance of the phase change thermal storage device is obviously improved while copper foam as a heat transfer enhancement.
整理绘制了在不同加热功率下的温度时间曲线，讨论和分析了此装置的热性能，结果表明泡沫铜作为填充材料能明显改善相变储能装置的传热性能和内部温度均匀性。
Both approximate and calculated results of fundamental wave and second harmonic wave for intensity variation with phase aberrated coefficient have been presented. It is applicable to designs of harmonic generation for high power lasers.
第三部分：把准晶态结构引入到非线性光学介质中，得到所谓的超晶格，当这种超晶格的倒格矢与光波矢可以相比拟时，光波在其内的传播将与传统情况有很大的不同。
Further study on this basic phase-variation equation results in the variation equation of the critical temperature of double hexagonal prism superconducting network in foreign field.
由此方程出发，计算了双层六角棱柱超导网络的临界温度随外磁场的变化关系。
The σ and E of in-situ composites increase 45% and 60%, respectively, relative to neat HDPE at c=15%. The fiberization of PA66 droplets through coalescence-deformation during melt-drawing plays a key role in the above variation of PA66 phase morphology with c.
熔体拉伸时分散相液滴的聚结－形变成纤是PA66纤维形态随c变化的关键因素，分散相对基体增强效应与两相界面缺陷效应综合作用，分散相对基体增刚效应受分散相形态控制，分别是决定材料的。
The variation range of delay angle depends on the curvature of loading path, it has the minimum value at 90o phase angle, and has the maximum one at 30o.
滞迟角的变化幅度与加载路径曲率的变化有关。90°相位角时，变化幅度最小，30°时变化幅度最大。
Exhaustive test in the 8-subcarrier case when the subcarriers are partitioned into two equal-sized subblocks of consecutive subcarriers shows that all quaternary length 8 Golay sequences are selected with linear phase variation.
此外，将上述三种方法对子载波数8，分为两个大小相等的子区块进行穷尽搜寻，以布林函数基底分解后，发现只有线性相位变化法可以得到所有长度8的低PAPR序列。
The main conclusion from the aforementioned information is that influencing factors of the apperance of colours of surface of titanium metal are as follows: First, produce oxidation -reduction reaction, and is responsible for variation of thickness of oxidation membrane formation, and second, multiple light diffraction and interference effects were due to crystal phase on TiO2 or TiO2-X.
不同烧结温度所形成之氧化膜厚度不同，因此所显现不同的颜色乃因钛表面受还原氧化反应影响，氧化膜形成厚度大小不同及TiO2或TiO2-x结晶相产生光线的折射不同，光线干涉现象造成。
The HPLC conditions were XTerra RP18 column, methanol- acetonitrile-water=63:15:22 as mobile phase, and UV detection at 230 nm. The results showed that the variation coefficients of methidathion and chlorpyrifos were 0.32 and 0.48%.
本方法采用XTerra RP18柱，用甲醇-乙腈-水溶液(体积比63∶15∶22)为流动相，在检测波长230 nm下，外标法对试样中的杀扑磷和毒死蜱进行定量分析。
Over these latitudes, the variance percentages of SAO exceed 70％, and the anti-phase variation of the sea level pressure between the two latitudes is primarily caused by their SAO components.
据此，提出用40°S和65°S纬圈平均海平面气压差的半年周期分量的方差贡献作为准半年振荡的强度，该定义较前人的定义更为合理。
The method can decrease phase variation for high attenuation. It has comparative performances hut much simpler than balanced devices.
该方法原理简单，可在一定带宽内替代复杂的平衡结构，并给出相近的性能。
Also the variation of spindle speed can lead to the variation of the phase shift directly.
作者提出的抑振方法控制振动效果可靠，可在生产中推广应用。
According to the spectra and data of the recorded fault save and the analysis on the characteristics of the generator voltage variation hen the stator were grounded, and also through the generator start-up test, the malfunction was found to be caused by an underlying water pipe leakage in the phase A of exciter side which led to the phase A stator grounded by high impedance.
针对某电厂600 MW机组在试运行过程中定子接地保护的动作事故，根据现场故障录波波形和数据，以及对定子接地时的电压变化特点进行分析，并通过升压试验，发现是因为励磁机侧A相一根下层线棒引水管渗漏而造成的A相定子经高阻接地故障。
Therefore, considering the anisotropic properties of the nematic liquid crystals, we derive the governing diffusion-like equation for the optical field induced phase variation in the transverse plane. Furthermore, the threshold intensity distribution for the patterns to be formed is also derived by the results of the linear stability analysis of the governing diffusion-like equation.
所以，考虑液晶的弹性非等向性及液晶分子分布的可电调特性，我们提出了不外加傅立叶空间滤波器的条件下，利用液晶本身非等向性造成临界光强度非等向的特性，简单地控制入射光强，即可得到条状和六角状的光学图像。
In a word, the Antarctic sea ice had not obviously decreased with global climate warming, but periodically changes, adjusts and restricts according to opposite phase variation rule in the eastern and western Antarctic.
南极海冰没有随着全球气候温暖化而明显减少，而是按照东南极和西南极反相的变化规律进行周期性的变化、调整和制约。
5 Close all the steam inlet valves and outlet valves when it has reached highest temperature, pay attention to the pressure and temperature variation during the heat preservation phase, conduct adequate minor steam discharging, the released false pressure and total heat preservation time depends on the alkali concentration at 150℃.
5.3.5升到最高温度时，关闭所有进汽阀和排汽阀，进入保温阶段注意锅内压力和温度的变化，适量进行小放汽，排出假压总保温时间按150℃时碱液浓度定。
Based on variation principle, a free vibration variation-integration equation of cantilever curved pipe for conveying fluid is derived. This is a bending-torsion-fluid tree phase coupled dynamics problem. It is difficult to uncouple and to obtain bending and torsion analytic solution separately. We can only look for approximate solution or numeral results.
根据变分原理导出了悬臂输液曲管的变分－积分方程，这是弯曲－扭转－流体三相藕合的动力学问题，无法解藕而单独求出弯曲和扭转的解析解，只能作近似计算。
Based on the high-resolution sequence stratigraphy and subsidence analyses of 73 wells in the Beryl Embayment, Viking Graben, North Sea, this paper tries to describe the sedimentation and subsidence models of the Middle-Late Jurassic syn-rift phase, andto determine the timing and location of boundary fault linkage and variation of active extension directions, and their control onsedimentation and.
根据北海维京地堑Beryl淘73口井的高分辨率层序地层学分析和高分辨率沉降分析，阐明中、晚侏罗世沉积和沉降模式，确定应力场的变化及边界断层的连锁对沉积和含油气系统的控制作用。
The characteristics of GPS antenna and the model of the microbelt antenna phase variation center have been introduced in detail in the paper.
中国地震局地震研究所是该项校准规范的主要参与和起草单位，并建立了以武汉比长基线场为主体的全国GPS标准检定场。