微机热膨胀仪/热膨胀仪 北京恒奥德仪器仪表有限公司

p1Src=//y2.yzimgs.com/uploads/345003/20161125-171158908.jpg&p2Src=//y3.yzimgs.com/uploads/345003/20161125-1712218.jpg&p3Src=//y3.yzimgs.com/uploads/345003/20161125-17124988.jpg"

aa