WJWRN k型双支热电偶WRN2-235T I级 直径5 L=650mm 0-800℃ M20*1.5 上海临嘉科教仪器有限公司

p1Src=//y1shangxu.yzimgs.com/uploads/391770/20260110-42840628.jpg&p2Src=//y1shangxu.yzimgs.com/uploads/391770/20260110-91131164.jpg&p3Src=//y1shangxu.yzimgs.com/uploads/391770/20260110-66443630.jpg