A good rule of thumb to minimise camera shake is to set the shutter speed at a minimum of one second divided by your focal length.
测算你相机的安全快门速度有一个好的方法，你相机镜头焦距的倒数，就是你避免镜头抖动的快门最小值。
IF EXIF header information for a 35mm equivalent focal length is available for a clip, the camera focal length will be set automatically.
如果exif头信息35毫米等效焦距在某一段上是有效的，相机焦距将被自动设置。
The Manfrotto 303 also allows the user to set the degree of camera rotation set in relation to the focal length of the lens being used.
曼富图303云台还可允许用户设定相机旋转角度和配套的镜头焦距长度。
The concept of working with a disconnected set of data has become a focal point in the programming model.
使用断开式数据集这一概念已成为编程模型中的焦点。
The focal point of this paper is the teaching experimental system based on setting up a set of industrial control network.
本文重点是建立一套工业控制网络的教学实验系统。
To set up a new method of focal hypothermia therapy for rat following severe traumatic brain injury (STBI).
通过建立一种重型颅脑外伤局灶低温治疗的方法，初步探讨其治疗重型颅脑外伤的疗效。
Feedback is a focal point and difficult point that we analyse and design circuit. Thispaper set forth every judge method of feedback type.
反馈类型的判断和引入是电路分析和设计的重点和难点，本文就各种反馈类型的判断方法进行了详细的阐述。
Feedback is a focal point and difficult point that we analyse and design circuit. Thispaper set forth every judge method of feedback type.
反馈类型的判断和引入是电路分析和设计的重点和难点，本文就各种反馈类型的判断方法进行了详细的阐述。
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