caulk weld
... adphalt caulk 沥青类嵌缝膏 caulk weld 封口焊缝 SEALANT CAULK 保丽久型水性填缝胶 ...
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试验结果表明，钢梁翼缘与封口板之间连接焊缝的焊接质量对节点性能至关重要；
The results of the experiments show that the quality of the welding seam between the flange girth of steel beam and the seal plate is very important to the function of the joint;
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