分馏塔、焦炭塔、富气压缩机及换热设备也作了相应的技术改造。

The fractionator, coke tower, wet gas compressor and the heat exchangers were transformed correspondently.

youdao

分馏塔、焦炭塔、富气压缩机及换热设备也作了相应的技术改造。

The fractionator, coke tower, wet gas compressor and the heat exchangers were transformed correspondently.

youdao