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- The synthesis of seed coating agents polyvinyl formal resin, urea formal resin, acrylic acid-acrylic amide coploymer, citric acid-glycol polyester and oxystarch waw studied. 研究了种衣剂聚乙烯醇缩甲醛，脲醛树脂，丙烯酸-丙烯酚胺共聚物，柠檬酸-乙二醇聚酯，氧化淀粉等合成方法。
- Furfuryl alcohol urea formal resin 糠醇脲甲醛树脂
- Study on the Cold-resistant Poly vinyl Formal Adhesive 耐寒型聚乙烯醇缩甲醛胶的研究
- A heat resistant vinyl ester resin was studied. 研究了一种耐高温乙烯基酯树脂。
- Keywords porosity;macroporous hydrogels;poly（vinyl formal）;swelling/deswelling behavior;mechanical properties; 孔隙率;多孔凝胶;聚乙烯醇缩甲醛;吸水/脱水行为;力学性能;
- We were invited to a formal luncheon. 我们被邀参加一次正式的午宴。
- He cast his last remark in more formal wording. 他用更正式的措词表达了最后一句话。
- Don't you be so fucking formal with me. 别你他妈的对我这么一本正经了。
- The letter is written in formal style. 这封信是用正式文体写的。
- Modern life trends towards less formal customs. 现代生活倾向于较少拘泥于客套习俗。
- This type of vinyl is a poor substitute for leather. 这种乙烯基材料代替皮革十分勉强。
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- The job does not require any formal training. 做这种工作不需要任何正规训练。
- Vinyl Chloride Co-polymers, Polyvinyl Butyrals, Thixotropy Resin. 聚氯乙烯共聚物、聚乙烯醇缩丁醛、触变性树脂。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- I'm composing a formal reply to the letter. 我正写一封郑重其事的回信。
- She is not used to the formal mode of address. 她不习惯于这种正式称呼。
- The letter was formal in its wording. 此信措辞正式。
- Official documents are written in formal register. 官方文件是以正式语体写成的。
