An image capturing device includes a lens, an image sensor, a focusing unit, a flashlight and a flashlight control unit.
一种影像撷取装置，其包括：一个镜头、一个影像感测器、一个对焦单元、一个闪光灯及一个闪光灯控制单元。
A controller drives the objective lens via a focusing unit, and detects peaks in the reflected light signal obtained when the objective lens is driven in a focusing direction.
控制器经聚焦单元驱动物镜，并且检测在当在聚焦方向上驱动物镜时得到的反射光信号中的波峰。
A page is a good unit for focusing on a particular data item or a single task, but most often the information domains in which we work include several data types and have complex or multiple tasks.
页面是集中于特定数据项或单一任务的单元，但通常我们工作所在的信息域包含若干数据类型以及复杂的多个任务。
As noted above, it's also important to determine what units are available to your opponent, and whether they are focusing on a one-unit strategy or not.
正如前面所提到的，及时发现对方所造兵种，摸透对方是否执意实施单一兵种战略也很重要。
To keep the measurement light focusing on the measured surface, an automatic focus unit is very important.
要保证测量光聚焦在待测表面，自动聚焦控制是非常重要的。
The focusing is effected after the deflection unit via a focusing lens in front of the scanner head.
通过扫描头前方聚焦透镜的反射单元，调焦发生了变化。
Studying the theory of optical pickup head unit (OPU) and how to pickup the signal on the disk. Based on these theories, it analyse the structure of the focusing and tracking device.
研究光学拾取头的基本原理和光盘信号拾取原理，简要分析了实际的光学头聚焦伺服和循迹伺服的机械结构。
Focusing at the unit level first also establishes a foundation in managing performance that can be enhanced with more sophisticated practices at higher levels.
一开始关注于部门级的实践也建立了一个绩效管理的基础，这个基础能被更高等级的复杂的实践增强。
Focusing at the unit level first also establishes a foundation in managing performance that can be enhanced with more sophisticated practices at higher levels.
一开始关注于部门级的实践也建立了一个绩效管理的基础，这个基础能被更高等级的复杂的实践增强。
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