caulking joint

caulking joint [ˈkɔ:kiŋ dʒɔint]  [ˈkɔkɪŋ dʒɔɪnt] 

caulking joint 基本解释
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caulking joint 网络解释

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1. 堵缝:caulking hammer || 铆锤 | caulking joint || 堵缝 | caulking metal || 填隙合金(材料)