A semiconductor fast neutron spectrometer consisting of a Au-Si surface barrier detector and a conical polyethylene foil radiator is described.

本文描述了一个由金硅面垒型探测器和锥形面聚乙烯薄膜辐射体所组成的快中子谱议。

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The temperature responses in the grinding zone were measured simultaneously using a two color infrared detector and a sandwiched foil thermocouple.

用光纤辅助双色红外探测仪和三明治薄膜热电偶同时测量了磨削弧区的温度响应。

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And this is exactly what happened with Marsden who discovered that when he shot the alpha particles at the gold foil he detected something on his detector that click, click, click went a little bit faster.

而对于Marsden来说,就是这样，他发现当他用alpha粒子,轰击金箔的时候，探测器哒哒哒得更快了,他发现一分钟。

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