vt. regulating ; trim
misc. fine control
The other is fine tuning control by frequency counter.
第二阶段是对载波频率的细调,利用高频时钟对某一脉冲宽度进行计数达到频率测量的目的。
参考来源 - 可变速率的多进制正交扩频系统研究与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
调整：用粗调和细调的方式连续可变。
Adjustment: Continuously variable in either coarse or fine modes.
本文提出了一种先经过四个步骤的粗调，然后再进行细调的简单快速实验方法。
The paper puts forward a simple and brief experiment method which contains four steps of rough adjustment first followed by fine adjustment.
电机控制器和软件也可以驱动Z轴或聚焦电机， 聚焦电机可以安装到最新显微镜的细调旋钮上。
The motor controller and software can also drive an optional Z axis or focus motor which can be fitted to the fine focus knob of most of the newer microscopes.
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