合成脂肪族聚酯二醇的合成及二羧酸经缩合聚合，和已知的完全生物降解土壤和水。
Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water.
石油及化学工业：聚合、缩合、蒸馏、熔融、脱水、强制保温。
Oil and chemical industry: polymerization, condensation, distillation, melting, dehydration, forced heat preservation.
导热油加热器的应用领域：石油及化学工业：聚合、缩合、蒸馏、熔融、脱水、强制保温。
Heat conduction oil heater the application field of: oil and chemical industry: polymerization, condensation, distillation, melting, dehydration, forced heat preservation.
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