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MRS-1J 機械四球長時抗磨損試驗機，UMT-3 摩擦試驗機等

磨損試驗機

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Article number: JC-WLXN0047

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Chemical Name	MRS-1J 機械四球長時抗磨損試驗機，UMT-3 摩擦試驗機等
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