They slope the grind so that the water can run away.

1、

Next, the basic theory and method for calculating the band structure of PC are presented, especially the plane wave expansion method ( PWE).

接着，介绍了声子晶体带结构计算的基本理论和方法，重点是平面波展开法。

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2、

The simulations and analysis of two-dimensional photonic crystals are performed with PWE method, which is programmed in MATLAB.

将平面波展开法用于二维光子晶体的数值模拟和分析设计，用Matlab软件完成了计算程序。

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3、

Saw Lah Pwe said he doesn't know when the border clashes will end.

苏拉培准将说，他不知道什么时候边境冲突终将结束。

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4、

The properties of the defect modes obtained by the PWE may be verified and reproduced by using the wavelet method.

对典型声子体系的能带结构计算可以很好地再现平面波展开法获得的缺陷态的特征。

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5、

The lowest effective concentration of PWE was 1.25 mg/ ml after 24 h.

白头翁水提液24h杀灭滴虫的最低有效浓度为1.25mg/ml。

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6、

And the equations of plane-wave expansion ( PWE) method are given in detail.

从弹性波波动方程出发，本文详细地介绍了计算声子晶体带结构的平面波展开方法。

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7、

Bandgap and Damping Property Analysis of Two-dimensional Periodic Composite Structure Based on PWE

基于PWE的二维周期性复合材料带阻特性研究

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8、

When the statistical characteristics of Gaussian clutters are known, polarization whitening filter ( PWF) is usually selected as detector.

在高斯杂波统计特征已知的情况下，极化白化滤波器（PWF）常被用于杂波中雷达目标的检测。

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9、

The technique for preparing phenol formaldehyde resin from phenolated wood ( PWF) and its characters were studied and analyzed.

本文研究了用酚化木材制备酚醛树脂的技术，并对其性能进行分析。

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10、

The Polarimetric Whitening Filter ( PWF) is efficient in speckle suppression by using complex data of three polarimetric channels.

极化白化滤波器（PWF）是利用多个极化通道的复数据抑制相干斑的有效方法，但其输出只有一个通道。

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11、

Study on High-Resolution Polarization Radar Target Detection Algorithm Based on PWF

基于PWF融合的高分辨极化雷达目标检测算法

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12、

O the Night, the Night, the wizard Night, When the garish reign of day is o'er, And the myriad barques of the dream-elves come In a brightsome fleet from Slumber's shore!

黑夜啊黑夜，魔幻的夜，耀眼的白昼不再肆虐，梦幻精灵扬起无数白帆，船队驶离睡眠海岸冰清玉洁！

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13、

PWI was a effective method in studying the changes of blood flow perfusion after intracerebral hemorrhage.

PWI是客观研究和评价脑出血后脑组织血流动力学变化的有效手段。

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14、

Study of PWI to the before and after TACE of Primary Hepatic Carcinoma

原发性肝癌TACE前后磁共振灌注成像的研究

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15、

The Clinical Application of DWI and PWI in The Super-acute and Acute Ischemic Stroke

磁共振弥散加权和灌注加权成像在超急性和急性缺血性脑卒中的临床应用价值

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16、

DWI and PWI were widely used in diagnosis, differentiating, and evaluating the prognosis of liver neoplasm and diffuse lesions.

目前，弥散成像和灌注成像已广泛应用于肝脏肿瘤和弥漫性疾病的诊断、鉴别诊断和治疗后疗效评价。

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17、

The Public Welfare Lawsuit ( PWL) originates from the Roman Law and has a long history, whereas, the emergence of civil public welfare lawsuit ( CPWL) dates back not long ago.

公益诉讼源于罗马法，具有古老的历史，但民事公益诉讼存在的时间并不很长。

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18、

By using PWL method an optimal model set of nonlinear system multiple model adaptive control algorithm is given, which reduces the heavy computation burden in multiple model adaptive control.

给出了非线性系统多模型自适应控制算法的优化模型集建立方法，解决了多模型自适应控制模型多、计算量大的问题。

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19、

Conventional models for continuous piecewise linear ( PWL) functions have too many parameters which cannot compactly represent PWL functions.

因为连续分片线性常规模型使用过多参数，所以研究它的紧凑模型很有必要。

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20、

We derive a composition rule for arbitrary continuous PWL function on the basis of the canonical representation.

本文基于连续分段线性（简记为PWL）函数的规范型表示，给出了任意一维连续规范型PWL函数的复合运算规则。

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