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\u3000\u3000 \u00a0 \u00a0 \u00a0 \u00a0 C2\u2014\u2014\u6c34\u6837\u7ecf5d\u57f9\u517b\u540e\u7684DO\u6d53\u5ea6(O2)\uff0cmg\/L;
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\u3000\u3000 \u00a0 \u00a0 \u00a0 \u00a0 f1\u2014\u2014\u7a00\u91ca\u6c34\u6216\u63a5\u79cd\u7a00\u91ca\u6c34\u5728\u57f9\u517b\u6db2\u4e2d\u6240\u5360\u7684\u6bd4\u4f8b;
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