Introduced the polymerization craft , performance and application of ethylene - vinyl acetate ( EVM ) copolymer.

介绍了乙烯 — 乙酸乙烯酯 ( EVM ) 共聚合物的聚合工艺 、 性能及应用.

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Wen booths TDS 642 EVM, DM 642 subtitles superimposed experimental procedure, I have the test.

闻亭的TDS642EVM, 即DM642的字幕叠加实验程序, 本人已测试通过.

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