“bridge board (木楼梯的斜帮,承载踏步)”的概念、定义、翻译、参考文献-科学参考

单词	bridge board (木楼梯的斜帮,承载踏步)
释义	bridge board (木楼梯的斜帮,承载踏步) 梯级搁板
随便看	nonpensionable service nonpensionable supplements non-perennial canal non-perfect elastic collision non-perfect fluid nonperfect fluid non-perfect gas non-perforating wound of sclera non-performance non-performer non-periodic non-periodical profit and loss non-periodical repair nonperiodical report non-periodical report non-periodical statistical report non-periodic comet non-periodic function non-periodicity non-periodic phenomena non-periodic process non-periodic production non-periodic variable non-periodic wave non-permanent construction

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