Application of dry stone pitching revetment with pointing joint by sluicing sand in levee 浅谈干砌石冲砂勾缝护坡在堤防工程中的应用
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Key joint pointing 凹形勾缝
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Cutting , notching , mitring , welding , fabricating , drilling , delivery , unloading , handing , assembling , hoisting , fitting and fixing in position , bedding , filling in solid and pointing including necessary lugs or other attachments 切割、开槽、法冠接、焊接、制造、钻孔、交货、卸载、处理、装配、提升、原位装置和固定，打底、固后填充以及勾缝，包括必需的拖线片或其它附件。
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On top of theses , it also makes a research on the impacts of detecting accuracy of the ir thermography affected by the cross - aperture between the ceramic files , which turns out that the effects are so small that can be ignored 另外,还通过上述两种手段对饰面砖之间勾缝影响红外热成像检测精度进行了研究,结果表明饰面砖之间勾缝对红外热成像检测空鼓缺陷的影响很小,以至可以忽略勾缝在检测空鼓中的影响。
