zoom control

The camera connection for the second camera do not provide power pan, tilt and zoom control.

连着的另一台摄像机不带开关、扫视 、 俯仰、变焦和聚焦控制.

The system developed a number of function plug-ins, implement map browsing, free zoom, roam the map, map measurement, three-dimensional display, layer control, query, spatial analysis, GIS thematic map production and other common functions.

系统开发了多个功能插件，实现地图浏览、地图自由缩放、地图漫游、地图测量、三维显示、图层控制、查询、空间分析、专题图制作等GIS通用功能。

Picture zoom control and fluency is also very good.

图片缩放流畅性也比较不错。

To fit a document to the width of your screen, click the Zoom Control box, and then click Page Width.

如果想使文档的显示自动适应屏幕的宽度，可单击“常用”工具栏上的“显示比例”框旁边的箭头，然后选择“页宽”选项。

The camera connection for the second camera do not provide power or pan, tilt and zoom control.

连着的另一台摄像机不带开关、扫视、俯仰、变焦和聚焦控制。

In this thesis, an intelligent digital video monitoring system based on common PC operation system was proposed. The system includes image signal collection, image encoding, pan/ tilt/ zoom control, and moving objects detection and tracking.

本论文实现了一种基于普通PC操作系统的智能式数字视频监控系统，研究了包括视频图像采集、视频图像编码、云台镜头系统控制和运动目标检测跟踪的软件编程和硬件系统集成等方面问题。