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xwj893548新蟲(chóng) (初入文壇)
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[求助]
專(zhuān)業(yè)英語(yǔ) 已有1人參與
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| segmented ethylene-propylene copolymer 與 ethylene-b-propylene copolymer 翻譯成漢語(yǔ)有什么區(qū)別?The apparent density of polymer particles是什么意思?做核磁用的o-Dichlorobenzene-d4是什么溶劑?Broadband decoupling and a pulse delay of 5 s were employed是什么意思? |
銀蟲(chóng) (小有名氣)
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1.segmented ethylene-propylene copolymer 與 ethylene-b-propylene copolymer 同一意思 2.The apparent density of polymer particles 共聚物顆粒的表觀密度 3.o-Dichlorobenzene-d4 氘代-1,2-二氯苯-D4 4.Broadband decoupling and a pulse delay of 5 s were employed 采用寬帶去耦及5S脈沖延碼 |
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