What has cut the crack and expanded further has blown up simulation number value to calculate, expand the function played on the crack after verifying the main powder bag.
进行了切割裂隙进一步扩展的爆破模拟数值计算，验证了主药包对裂缝扩展所起的作用。
It is pointed out that the source of crack is formed during the fast heating process and expanded following the fast cooling process.
即裂纹源产生于快速加热过程并在随后的快速冷却中得以扩展。
Thermal insulation polymer mortar technically solves problems of normal expanded perlite cement mortar such as easy to absorb water and to crack thus extends its application area.
聚合物保温砂浆从技术上解决了普通膨胀珍珠岩水泥砂浆的易吸水、易开裂的问题，从而开拓了其应用领域。
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