声音聚光灯所投射的区域就形成了一个完成的声音聚焦圈,只有在聚焦圈内的人才有可能听到这种音响所发出的声音,就好比舞台上的聚光灯独照一人却不影响周围的观众一样。
... focusing camera 聚焦照相机 focusing circle 聚焦圈 focusing ciriterion 聚焦准数 ...
基于54个网页-相关网页
... 聚焦调节器 focusing regulator 聚焦圈 focusing ring 聚焦光谱仪 focusing spectrometer ...
基于8个网页-相关网页
聚焦圈环 FOCUS Ring
聚焦线圈 [电子] focusing coil ; [电子] convergence coil ; [电子] focus coil
动态聚焦线圈 Dynamic focusing coil
磁聚焦线圈 [电子] magnetic focusing coil
电磁聚焦线圈 electromagnetic centralizing coil
多线圈聚焦感应测井仪 multicoil focused induction tool
聚焦线圈系统 focus-coil assembly
聚焦线圈壳 focus coil housing
聚焦线圈轴 focus-coil axis
由于光的衍射作用，使通过聚焦系统的激光束入射到特定靶面成一光斑（主光斑） ，而在主光斑以外还有次级光斑圈（旁瓣）。
The laser beam passing through the focusing systems gets an facula, which consists of main spot and sidelobe on the focus plane.
弥散圈的大小(直径)简单地决定于胶卷和该部分物体聚焦的地方有多远。
The size (diameter) of the circle of confusion depends simply upon how far the film is from where that particular detail of the image is focused.
介绍了光电测微系统的基本原理及其构成，分析了该系统的关键环节即聚焦伺服系统，建立了音圈电机的数学模型。
The focus servo system of the OM is analyzed and the mathematical model of the voice-coil motor is presented.
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