以下为句子列表：
英文: DL-aspartic acid has been synthesized from maleic anhydride and ammonia, the yield of DL-aspartic acid was above 70% which is much higher than those reported in the literature.
中文: 摘要以顺丁烯二酸酐与氨水为原料合成DL-天冬氨酸，使其得率由现有的63%提高到70%以上，并对其反应机理进行了研究。
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英文: In this paper some discussion of relative researchs about Maleic Anhydride synthesis and it's ramification are given.These researchs are of important significance for our chemical industry to get out of difficult position and have a long-term development.
中文: 本文综述了顺酐合成工艺的发展概况及顺酐下游产品的开发与利用，对国内围绕顺酐合成及其衍生物的相关研究课题做了讨论，这些课题对我国有机化工行业的长远发展有着重要的意义。
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英文: The photosensitivity, alkaline solubility and viscosity of products increased as the ratio of maleic anhydride increased.
中文: 试验表明：在酸酐配比等于0.6:1时，産御人有较好的硷溶性；産物的光敏性、硷溶性和粘度随著酸酐配比的增加而增大。
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英文: The resin of alkali developable photosensitive has been synthesized from the raw material of acrylic acid, maleic anhydride and epoxidized soybean oil.
中文: 摘要以环氧大豆油、丙烯酸和马来酸酐爲原料合成了硷溶性光敏环氧丙烯酸酯齐聚物，用红外光谱对産物进行了表徵。
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英文: This copolymer was synthesized by amidating maleic anhydride and octadecyl amine, and then polymerized with styrene with BPO as the initiator according to the National Standards, the effect of the ternary copolymer on the cold fluidity of 0(superscript #)
中文: 根据国家标准，采用0(上标#)柴油对三元共聚物降凝效果进行了研究，结果表明，该聚合物对柴油有较好的降凝效果。
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