It provides theoretical data for design of anticoincidence shielded gamma ray spectrometer.
可设计反符合蔽γ谱仪提供理论数据。
It provides theoretical data for design of anticoincidence shielded gamma ray spectrometer.
可设计反符合蔽γ谱仪提供理论数据。
This indicats that gamma ray irradiation can increase the frequency of mutations and produces special types of flower in Godetia grandiflora breeding.
花色异主要是颜色浅,甚至色。花瓣异可由原来的单瓣重瓣花。
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