|中温黑体辐射源|高温黑体辐射源
手持式测温仪
北京约克仪器技术开发有限责任公司
p1Src=//y1.yzimgs.com/uploads/533296/2018824-154954119.jpg?watermark/2/text/57qm5YWL5Luq5Zmo/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast
map