英语词汇“backing block”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	backing block
释义	backing block 基本例句衬板 The ductility of the beam-to-column connections can be improved significantly by removing the backing bar from the structure.移去焊接衬板，可以有效地改善梁柱连接的受力性能，提高其延性和耗能能力。
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