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vertical(position)welding的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 vertical:
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something that is oriented vertically
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a vertical structural member as a post or stake
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at right angles to the plane of the horizon or a base line
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relating to or involving all stages of a business from production to distribution
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upright in position or posture
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of or relating to different levels in a hierarchy (as levels of social class or income group)
