The mechanism of thermal expansion of hydraulic cement paste is also re searched with DSC/TG and XRD methods.
借助于DSC/TG和XRD测试手段，对水泥石的热膨胀性能变化规律进行了机理分析。
2
And an infectious case of cheer can help cement connections within a group of friends, he adds, because it can re - affirm how close those relationships are.
而快乐的蔓延可以使一个朋友圈的关系更加融合因为他这能让我们更肯定我们的关系是多么的密切。
3
The re bar net preliminary lining mould shotcrete and preliminary and anchor shotcrete are used for support by the use of the semi wet spraying method with sand entrapped in cement.