1.
Wavelet transform for CCD s signal smoothing;
智能化焦距仪中线阵CCD信号的小波平滑方法
2.
coincidence range finder
复合焦点测距仪，叠象测距仪
3.
There are three types of focusing - guesstimate, rangefinder and autofocus .
有三种对焦方式-猜估，用测距仪及自动对焦。
4.
There're three types of focusing guesstimate, rangefinder and autofocus.
有三种对焦方式——猜估，用测距仪及自动对焦。
5.
There are three types of focus- guesstimate, rangefinder and autofocus.
有三种对焦方式??猜估，用测距仪及自动对焦。
6.
Having three focal lengths.
三焦距的有三个焦距的
7.
equivalent focal length
当量焦距，等效焦距
8.
Focus-to-film distance(f.f.d)
焦点-胶片距离(焦距)
9.
The unsteadiness of air becomes prohibitive only if instruments with large focal length are used.
只有在使用长焦距的仪器时，才不允许空气的不稳定。
10.
autofocus zoom lens
自动聚焦变焦距镜头
11.
variable focal length (cylindrical) lens
变焦(距)(圆柱)透镜
12.
long focus lens
长焦距（望远）镜头
13.
marine distance meter
测角定距仪近距离)测距仪的一种
14.
Focal length: The distance between the centre of a lens and its principal focus.
焦距:镜头中心与其主焦点的距离。
15.
distance correcting mechanism of range-finder
测距仪距离校正机构
16.
short-range electronic distance meter
短距离电磁波测距仪
17.
either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration.
相交在一台光学仪器焦距平面的两条相互垂直的直线中的任何一条，用来瞄准或者校准。
18.
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快速变焦距手术显微镜