查询词典 mollifier

First,we give the definition of distributional wedge product,and then prove that the convolution of the distributional wedge product with the mollifier is the wedge product in the usual sense.

本文研究分布楔乘的性质，首先给出分布楔乘的定义，然后证明了其与磨光核的卷积为通常意义下的楔乘。

But this week, even the ever patient Wen must be wishing that someone else could take up his role as Beijing's mollifier in chief. On Sept.

灰白的头发再加上慈父般的温暖笑容在一群严肃的面孔中间格外暖人，更不用说五月份的四川地震后，新闻报道上那潸然的一幕。

Furthermore, we will discuss the corresponding decay rates problem when the viscous term tends to zero.The first part is about the local existence. We will regularize the equations by the standard mollifier to get the approximate solutions . Then by making uniform estimates to the approximate solutions and by passing to the limit, we obtain the local existence for the above problem.

我们主要研究了此方程组古典解的局部存在性，爆破准则以及通过粘性消失方法来研究如上方程组的局部存在性和收敛率问题，主要结论有：(1)解的局部存在性利用光滑子对方程组进行正则化，从而得到原方程组的逼近解。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。