The effects of interfacial treatment modes on the bonding properties between asphalt modified polyurethane joint material and cement mortar were investigated.

就界面处理方式对沥青改性聚氨酯接缝材料和水泥砂浆黏结性能的影响进行了研究。

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The test results indicated that the bond splitting tensile strength of modified fly ash mortar was best in joint materials of sorts.

试验结果表明，各种接缝面材料中，粉煤灰改性砂浆的劈裂抗拉强度最大，效果最好。

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The vertical mortar joint cracked and the mortar in horizontal mortar joint dropped when the specimens were destroyed.

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。

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The joint inquest was told that the pair suffered horrific injuries when a mortar smashed into their operating base in the northern part of the Nahr-e Saraj district.

BBC: Base improvements 'too late' for soldiers, inquest told