High temperature, coating composition change, expansive agent happen quickly, thus forming porous expansion of insulating layer, prevent heat to the tunnel masonry relay.
高温时，涂料成分发生改变，膨胀剂迅速发生膨胀，从而形成多孔的隔热层，阻止热量向隧道砌体的传递。
In this paper, cracking masonry walls strengthened by coating cement mortar with steel meshes were tested, and the bending and shearing capacity of the strengthened wall are analyzed.
本文对钢筋网水泥砂浆面层加固开裂墙体进行了试验，并分析了加固墙体的抗弯能力和抗剪能力。发生弯剪破坏时，加固墙体抗剪能力高于抗弯能力。
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