詞語：polyformaldehyde
polyformaldehyde的解釋
polyformaldehyden. 聚甲醛
polyformaldehyde的意思
polyformaldehyde 聚甲醛;聚甲醛 聚甲醛;聚氧亞甲基;聚蟻醛;polyformaldehyde resin 聚甲醛樹脂;聚氧化亞甲基;聚縮醛樹脂;polyformaldehyde fibre 聚甲醛纖維;polyoxymethylene polyformaldehyde 聚甲醛;polyacetal polyformaldehyde 聚甲醛;
polyformaldehyde的參考例句
1.It mainly deals in the development and selling of "Methanol transformed to formaldehyde" and Polyformaldehyde products. 主要進行以甲醇制甲醛、聚甲醛化工產品的開發和銷售。
2.Then, by using manganese dioxide, formaldehyde could be oxidized into carbon dioxide and water or turned into polyformaldehyde. 二氧化錳起了催化氧化作用，能將甲醛氧化成二氧化碳和水，也能使甲醛縮聚生成多聚甲醛；
3.The chloromethylation of acetanilide and its derivatives in a polyformaldehyde-HC1 system gave N-substituted products as the major product. 攷察了乙酰苯胺及其衍生物在多聚甲醛-鹽酸體系下的氯甲基化反應，結果表明，N-氯甲基化反應的產物是主要產物。