试件破坏时大多出现竖向灰缝开裂、水平灰缝砂浆向外鼓落的情况。
The vertical mortar joint cracked and the mortar in horizontal mortar joint dropped when the specimens were destroyed.
在这种情况下，压力的脓和炎症的鼓膜可能摧毁一个小面积的鼓组织和创造一个洞，通过它可以脓流失向外界。
In this condition, the pressure of pus and the inflammation of the eardrum may destroy a small area of drum tissue and create a hole through which the pus can drain to the outside.
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