砂浆试块标准养护箱 SHBY-40A型 沧州南华试验仪器有限公司

p1Src=//y2.yzimgs.com/uploads/443034/20191125-849177.jpg?watermark/2/text/5rKn5bee5Y2X5Y2O6K-V6aqM5Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast"