基本释义:

四工制

网络释义

1)system,quardruplex,四工制

2)four frequency duplex,四频双工制

3)four-strand split rolling technology,四线切分轧制工艺

4)four frequency duplex system,四频同向双工制(系统)

5)C 4 processing,碳四加工

6)Artificial limbs,人工四肢

用法和例句

The original combined process for C 4 processing to produce high octane value gasoline in Lanzhou Petrochemical Company was made up of MTBE, polyisobutylene, gas fractionation, polymerization and alkylation units, taking FCC light C 4 distillate as feedstock.

兰州石化公司生产高辛烷值汽油的碳四加工联合工艺 ,原采用催化裂化生产的轻碳四馏分 ,由MTBE、聚异丁烯、气体分馏、叠合和烷基化等装置组成 ,流程较长。