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英国某大学经多年的研究,发明了一种阻抗谱仪,不但可以精确地测定混凝土的水灰比,而且可以测定混凝土中粉煤灰的加入量。这种检测方法与混凝土的传统试件试验方法相比,主要有以下一些优点:非破损性;灵
After years of research at a university in the United Kingdom, an impedance spectrometer was invented that not only accurately measures the water-cement ratio of concrete, but also determines the amount of fly ash added to the concrete. This test method has the following advantages compared with the traditional test method for concrete: Non-damage; Spirit