LJC34A3-H-Z/BIZ,LJC34A3-H-Z/AIZ,LJC34A3-H-Z/CIZ,LJC34A3-H-Z/BZ,电容式集成电路接近开关 LJC34A3-H-Z/BIZ,LJC34A3-H-Z/AIZ,LJC34A3-H-Z/CIZ,LJ 无锡市昌林自动化科技有限公司