未添加表面活性剂所制得催化剂样品的乳酸反应转化率为33.5%，而丙烯酸及乙醛的选择性分别为40.2%和1.8%。

The conversion of lactic acid was 33.5%over catalyst synthesized with no surfactant, while the selectivity of acetaldehyde and acrylic acid were 40.2%and 1.8%respectively.

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未添加表面活性剂所制得催化剂样品的乳酸反应转化率为33.5%，而丙烯酸及乙醛的选择性分别为40.2%和1.8%。

The conversion of lactic acid was 33.5%over catalyst synthesized with no surfactant, while the selectivity of acetaldehyde and acrylic acid were 40.2%and 1.8%respectively.

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