基本解释[能源科学技术]嵌段缩聚英汉例句双语例句The thermotropic liquid crystalline block copolyesters with flexible space group in main chain were synthesized via solution polycondensation.用溶液缩聚法合成了含柔性间隔基的嵌段热致液晶共聚酯。block polycondensation更多例句专业释义能源科学技术嵌段缩聚