If humanity wanted to broadcast its existence to intelligent life forms that might be out in the galaxy listening, a modulated beam of neutrinos would be a good way of doing so.
如果人类想让远在银河系的地方听到充满智慧生命存在性的广播，那么经过调制的中微子光束则是使他实现的一种很好的方式。
Dr Learned, however, reckons the pulse-period of a Cepheid could be modulated by a suitable beam of neutrinos.
而且，伦德博士测算出“造父变星”的脉动周期能够用适当的微中子束加以调整。
In the paper. the interference intensity of signal laser beam and the reference one is carried out in detail on a heterodyne laser probe with amplitude modulated laser source.
本文详细推导了用振幅调制激光为光源外差激光探针的信号光与参考光干涉光强表达式。
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