JWEK-D20P,​JWKLJ40B1-20-Z/BX,​JWKLJ40B1-20-J/EDZ,​JWKLJ40B2-10-J/DZ,​接近开关​ JWEK-D20P,​JWKLJ40B1-20-Z/BX,​JWKLJ40B1-20-J/EDZ,​ 无锡市昌林自动化科技有限公司