... linear polycondensation 二向缩聚 liquid polycondensation 液相缩聚 melt polycondensation 熔融缩聚 ...
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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。
The main measures for the control and prevention of final polycondensation autoclave liquid level flu…
找到了控制和预防终缩聚釜液位波动的关键措施。
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