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Modern Geiger counters don't click. As is the case with so many other devices, they have gone digital. At least that is true for the high-tech Japanese Geiger counters here. But they still measure radiation（放射） exposure in the quaint-sounding

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The interface is pretty simple. 操作界面很简单 You put your horizontal X coordinate here, vertical Y coordinate here. 你把横坐标X值输在这里纵坐标Y值输入这里 When you're happy with those, you press this button. Got it. 等数值