建筑砂浆保水增稠剂
water-retentive and thickening admixture(PWA
苯丙乳液改性砂浆
Styrene-acrylic latex modified mortar
乳液改性砂浆
polymer modified cement mortar
砂浆性能
mortar performances
the property of the mortar
Mortar
property of cement mortar
砂浆性能检验
inspection for properties of mortar