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单词
polytrimethylene terephthalate
释义
polytrimethylene terephthalate
Encyclopedia
理学
聚对苯二甲酸丙二酯
释
polytrimethylene terephthalate; PTT
聚对苯二甲酸丙二酯
由对苯二甲酸二甲酯与1,3-丙二醇进行酯交换或对苯二甲酸与1,3-丙二醇酯化后缩聚而成的一种半芳香族聚酯。80%用于纤维,其余则主要用于薄膜和工程塑料。英文缩写PTT。
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relative K_0-group
relative K1 group
relative K1-group
relative K_1-group
relative kinetic energy
relative length closing error of traverse
relative link
relative luminance factor
relative luminosity factor
relatively Abelian field
relatively Borel set
relatively boundary
relatively bounded space
relatively closed
relatively closed set
relatively compact
relatively compact set
relatively compact space
relatively compact subset
relatively complemented lattice
relatively conjugate complex
relatively conjugate ideal
relatively conjugate number
relatively consistent
relatively convergent
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更新时间:2026/1/11 2:23:41