恒温恒湿箱低温负70℃厂家直销 GT-TH-S-80 图片

p1Src=//y3.yzimgs.com/uploads/173461/2017912-101931636.jpg?watermark/2/text/5Lic6I6e5biC6auY5aSp6K-V6aqM6K6-5aSH5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/Center"