闭合-断开

Due to the irregular distribution of space mesh data, the contour of surface cannot be gained from coordinate of points directly. So a method to detect edges of triangular mesh surface is brought out in this passage.

由于空间网格数据分布不规则，不能从点的坐标直接得到曲面的边界，因此提出了一种空间三角网格曲面的边界提取方法，通过判断一个点的邻接点是否都能通过三角网格的边组成闭合曲线来获取边界点。

The atrium contracts. The tricuspid valve located between the right atrium and ventricle opens for a short time and then shuts.

接下来右心房收缩，这是位于右心房与右心室之间的三尖瓣会短时间打开然后闭合。

An input trigger can be used to close an individual channel or to initiate a scan of several channels.

输入触发可被用来闭合某个通道，或启动几个通道的一次扫描。

The impurities generating mechanism is explored and corresponding technical plan is provided for determining and diminishing the impurities including diphenyl methane, triphenylmethane, triphenylcarbinol, 4-methy benzophenone, 4-chloro benzophenone and etc. in order to produce high purity benzophenone.

利用化学技术、循环经济和产业生态学原理结合本生产工艺过程的特点确立包括碳循环、苯循环、工艺水循环、氯的回收循环等闭合循环技术组合，设计了光气即产即用技术、倾析分离技术、能量多级利用技术、蒸发—冷凝联用和多热源组合集成技术、二苯甲酮纯化技术等实用方案，实现经济地生产清洁的高纯度产品和生产过程废物零排放。

Results The negative ratio of sputum examination for tubercle in therapy group bacillus was higher than control group,and the close ratio of vacuu...

结果 治疗组比对照组痰菌阴转率高，空洞闭合率高，单发空洞、干酪空洞的疗效比多发空洞、纤维空洞的疗效较好。

In an electric accessory of a low-voltage switch, particularly an alarm switch or auxiliary switch, the switch contact is often installed on the turnplate which is driven to rotate by an external mechanism, thereby turning the switch contact to open or close.

在低压开关，如电器附件，特别是报警开关或者辅助开关中，开关触头通常安装在转盘上，转盘受外部机构的驱动而转动，从而带动开关触头以打开或者闭合所述开关触头。

Gabriella:"But two thousand one hundred twenty three hours abending the universe."

"但两千一百二十三小时的阻隔让大地闭合。"

With the character of unclosed basin s taken into consideration, an estimation method is put forward, which could be applied to project design.

在分析岩溶区域特征的基础上，构建流域水量平衡方程式，计算流域之间的交换水量Δu，并结合非闭合流域的特征，提出在有资料和无资料的情况下Δu的估算方法，可应用于工程设计中。

The oceanic basin was finally been closed to form a new unified continent in the end of Carboniferous, went through two periods of plate tectonic system and two times of main underthrust collision orogeny.

摘 要：甘肃、内蒙古北山地区从寒武纪初期在前震旦纪统一古陆壳的基础上发生裂解，到石炭纪末洋盆最终闭合形成新的统一大陆，先后经历了两期板块构造体制和两次主要的俯冲-碰撞造山作用。

In a uniform magnetic field. The netmagnetic force on the loop is zero.

对于处在匀强磁场内的闭合载流线圈，所受合力为零。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。