“relief lever”的概念、定义、翻译、参考文献-科学参考

单词	relief lever
释义	relief lever 卸荷手柄释放操作手柄
随便看	timber shuttering timber sill beam timber size timber skirting timber slide timber sorting yard timber source timber space frame timber splicing timber stain timber stand improvement timber stick timber storage shed timber storage yard timber structural system timber structural techniques timber structure timber support timber support guniting timber tally timber tax timber tester timber tie timber toe timber-trade

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