黑球温度计 Black Ball 北京协亚电子有限公司**分公司

p1Src=//y3.yzimgs.com/uploads_old/394850/2013091615001802_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/394850/2013091615001802_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/394850/2013091615001802_old_2.jpg"