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随着生产技术的发展,核技术在工农生产中得到广泛应用,特别是近几年,水泥行业普通使用了“γ射线料位计”。γ射线的
With the development of production technology, nuclear technology has been widely used in the production of workers and peasants. Especially in recent years, the “gamma ray level meter” has been commonly used in the cement industry. gamma ray