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。

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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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