英语词汇“step joint”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	step joint
释义	step joint step joint 1. A notched joint for two structural timbers making an angle with each other, as a tie beam and rafter.2. A joint between the ends of two rails of different height and/or section.
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