Ultra light high strength, thermal insulation, waterproof, and the surface adhesion strong, activist and arch, not crack, dry shrinkage ratio as well as good.
超轻高强、保温隔热、防水防潮、与基面结合力强、集体性好、不起拱、不裂缝、干缩比好等优点。
The quantitative relationship between water content and linear shrinkage ratio is gained under different dry density for Mengzi expansive soil, which has great value to engineering practice.
试验得出了蒙自膨胀土不同干密度条件下含水量与线缩率的定量关系，对工程实践有一定的参考价值。
The influence of different water-cement ratio on early-age autogenous shrinkage and total shrinkage of concrete under dry condition is experimented in this paper.
进行了不同水灰比对混凝土早期自收缩及干燥条件下总收缩影响的试验研究。
Results indicate that the admixture can reduce dry shrinkage effectively, delay or reduce concrete's cracks, improve comprehensive strength, reduce bleeding ratio and enhance durability etc.
结果表明：JS J减缩剂能有效降低砂浆和混凝土的干缩，推迟和减少混凝土的开裂，适当提高砂浆和混凝土的强度，以及降低泌水率、提高耐久性等。
The results show that, after soaking by acid rain, dry heat shrinkage ratio of the leather increases, and the dry thermostability decreases.
结果表明：经过酸雨浸泡后，加脂皮革的干热收缩率均高于未浸泡试样，耐干热性能下降。
The results show that, after soaking by acid rain, dry heat shrinkage ratio of the leather increases, and the dry thermostability decreases.
结果表明：经过酸雨浸泡后，加脂皮革的干热收缩率均高于未浸泡试样，耐干热性能下降。
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