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The receipt or certificate should be kept together with the Oil Record Book Part I.
该收据或证明应与《油类记录簿》第I部分一同保存。
youdao
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The operation should be recorded in "Oil water record book".
操作要记入油水记录本。
youdao
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The operation should be recorded in "Oil water record book".
操作要记入油水记录本。
youdao