According to engineering design and practical experience, the author presents the unique characteristics, optimized layout and excellent piping design of TEAL metering unit in polypropylene plant.
结合工程设计实践经验，阐述聚丙烯装置烷基铝贮存单元所具有的独特性，从而达到优化布置和完善配管设计的目的。
The layout, process flow and features of new ethylene recovery technology pilot plant are discussed in the article. The experience in engineering is also briefly stated.
介绍了中试装置的布置、工艺路线及特点，并简要总结了工程建设过程中的经验。
The layout, process flow and features of new ethylene recovery technology pilot plant are discussed in the article. The experience in engineering is also briefly stated.
介绍了中试装置的布置、工艺路线及特点，并简要总结了工程建设过程中的经验。
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