3、聚3羟基丁酸乳酸酯[p(3hb-co-la)]是pha家族的一种,该聚合物融合了聚乳酸以及聚3-羟基丁酸两种材料的特性,而且其弹性和透明度可以通过改变p(3hb-co-la)中的乳酸组分来调节,因此调控共聚物中的乳酸组分是该研究的关键。 4、p(3hb-co-la)由经过突变的、具有乳酸聚合活性的pha合成酶聚合3-羟基丁酰辅酶a(...
P(3HB—CO-4HB)／PLA共混材料力学性能、热性能研究
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硬度:≥685HB 热处理规范:加热温度1050～1100℃;浇注温度980～1000℃。 铸造方法: S-砂型铸造、J-金属型铸造、La-连续铸造、Li离心铸造 铸造铜合金pai号表示方法为“ZCu+主加合金元素符号及质量分数+其他元素及质量分数+ 例如,ZCuZn38表示铸造铜锌合金(黄铜),其中锌的质量分数为38%,余为铜 。 铸造铍青铜主要...
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Taraji P. Henson/Henry Winkler/Corook & Olivia Barton (十二月 13, 2023) Season 3, Episode 248 - Self The Late Show with Stephen Colbert (2019–2023) (TV Series) - Self - Guest (3 episodes, 2019) Taraji P. Henson/Jason Isbell and the 400 Unit (十二月 12, 2023) Season 9, ...
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