准直孔径 meaning in Chinese
collimating aperture
Examples
- Its feature is that the work position of all pre - collimator ' s holes can be selected and put into the use by the computer automatically . 4
其特点是工作的各准直孔径位置和安全位置可通过计算机控制自动进行切换，使用灵活、方便、安全，以满足我们多种检测的需要。