技术改进后，酮苯脱蜡装置脱油蜡综合收率提高了1.47%。

The application results showed that after the transformation the yield of deoiling wax in 2004 increased by 1.47%.

youdao

技术改进后，酮苯脱蜡装置脱油蜡综合收率提高了1.47%。

The application results showed that after the transformation the yield of deoiling wax in 2004 increased by 1.47%.

youdao