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In some cases radiation reduces the incidence of cancer.

  • -- John Cameron 约翰卡梅伦

在某些情况下，辐射可以降低癌症的发病率。

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Direction coupling between the various radiations generated in a nuclear reaction both with one another and with the initiating radiation can also be detected and measured by coincidences; this provides valuable information about the structure of the atomic nuclei.

在核反应中产生的各种辐射相互之间以及与初始辐射之间的方向耦合也可以用巧合来探测和测量;这提供了有关原子核结构的有价值的信息。

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It may well be said that the answer to the question: Of what do the cosmic rays in fact consist before they produce their familiar secondary radiation phenomena in the earth's atmosphere? can only be obtained from numerous measurements in the stratosphere.

我们完全可以说，这个问题的答案是:在宇宙射线在地球大气中产生它们所熟悉的二次辐射现象之前，它们实际上是由什么构成的?只能从平流层的大量测量中获得。

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