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.
根据结构试验得出施工中砌体水平灰缝厚度对砌体强度的影响系数的试验值与理论值，从理论上分析砌体砌筑时灰缝厚度对砌体质量的影响程度。
The experimental and theoretical data of the effective coefficient about horizon mortar joint thickness effects on masonry envelope quality in construction on the basis of experiment are given.
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