The layout of periodicals, as a form of expression for the contents of periodical, needs to use various methods to embody editor's ideas in the layout process.
期刊的版面，是期刊内容编排布局的整体表现形式，是以体现编辑意图而在版面处理上采取的种种方式和手段。
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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