WJWRN-640WRN2-640锥形热电偶M33*2防爆隔爆本安型WRE 上海临嘉科教仪器有限公司

p1Src=//y1shangxu.yzimgs.com/uploads/391770/20260110-66443630.jpg&p2Src=//y1shangxu.yzimgs.com/uploads//20251227-09820053.jpg&p3Src=//y1shangxu.yzimgs.com/uploads/391770/20260110-80588942.jpg