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用于砂石湿度测量的微波传感器ＳｈｉｇｅｒｕＮａｋａｙａｍａ一、前言本文介绍一种用于测量由水泥、砂石和水组成的新浇混凝土湿度的传感器。测量新浇混凝土湿度之所以重要，因为它直接关系到混凝土的强度。虽然新浇混凝土是由水泥、砂石和适量的水混合而成的，但因为总...
Shigeru Nakayama I. INTRODUCTION This paper presents a sensor for measuring the humidity of newly poured concrete consisting of cement, gravel and water. It is important to measure the humidity of fresh concrete because it is directly related to the strength of the concrete. Although the new concrete is made of cement, sand and water mixed, but because of total ...