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1·After the closing operation the closing contactor sometimes cannot recover.

有时合闸操作完成后合闸接触器仍不能返回。

2·Long service life. Standing the test of ten thousands opening and closing operation.

启闭试验多达数万次，使用寿命长。

3·Erosion, dilation, opening operation and closing operation are the basis of mathematical morphology.

膨胀、腐蚀、开运算、闭运算是数学形态学的基础。

4·Secondly, the envelope of heart sounds was extracted by closing operation of mathematical morphology;

然后利用形态学闭运算提取心音包络；

5·The traditional 3-layer feed forward BP network modal of morphological opening and closing operation was modified by extending the input layer data.

采用扩展输入层数据的办法修正了传统的形态开、闭运算三层前馈BP网络模型。

6·Aim at the conglutination and overlap in cells, researched the method of the opening and closing operation and valley segmentation based on mathematical morphology.

针对细胞之间存在的粘连和重叠现象，对基于数学形态学中的开闭运算和流域分割的方法进行了研究以便于进行细胞之间的分离。

7·Firstly, gray image changed into binary image. Then, noise and stub burr is removed by using basic operation of mathematical morphology-dilation and closing operation.

首先对灰度图进行二值化处理，然后利用数学形态学的基本运算——膨胀运算和闭运算对二值图进行消噪及去毛刺处理。

8·The present invention is breakthrough existing needle knife using range, suitable for chronic soft tissue injury, hyperosteogeny and bone joint bony rigidity closing operation release.

突破了现有针刀的使用范围，适用于慢性软组织损伤、骨质增生 症、骨关节骨性强直进行闭合性手术松解。

9·This operation is completed by closing the changed orders.

这项操作是通过关闭已更改的订单来完成的。

10·We began by selling or closing a number of businesses including our life assurance operations and exited from a number of countries of operation.

在一些国家我们关闭或出售了包括寿险在内的保险业务，并退出了这些业务市场。