University Key Laboratoryfor Biomass ChemicalRefinery & Synthesis, Yunnan Province;
云南省高校生物质化学炼制与合成重点实验室；
2
The article analyses the special requirement of the alloy pipe used in the chemicalrefinery equipment by SINOPEC industry and the problems in purchasing and supplying system.
本文分析了中国石化企业中炼油化工装置对合金钢管的特殊要求和目前采购供应中存在的诸多问题。
3
As well as the Khodro car factory, the Iranians have promised to build tractors, an oil refinery and a chemical plant, as well as to provide a lot of cheap oil.