The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk.
通过减压精馏熔融结晶耦合技术研究提高人造麝香（DDHI）含量的原理和工艺流程。
The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk.
通过减压精馏熔融结晶耦合技术研究提高人造麝香（DDHI）含量的原理和工艺流程。
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