钢丝绳测井
The article describes the on-line automatic measurement methods of Ni-wire resistance per meter and of wire diameter, in which the disc contact type sensor with four terminal structure is used.
本文叙述了采用四端结构的圆盘接触式传感器,可自动、在线检测彩管发泡镍丝米电阻和线径值。
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