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- cyclic quaternary compound [化] 环状四级取代化合物
- In this paper, the new cyclic quaternary ammonium salt DCAS was designed and synthesized. 设计并合成了新的环状季铵盐DCAS。
- It is found that imidazoline quaternary compound for paper softening agent can increase remarkably paper softness, improve crepe, separate esily from dryer, overcome flour dropping suf... 应用结果表明,咪唑啉季胺盐型纸张柔软剂能明显地提高纸张的柔软性能,同时能使成纸的起皱较好,脱缸容易,并且有效地克服纸页的掉粉掉毛现象,使纸页的孔洞减少,纹理整齐。
- quaternate leaves; a quaternary compound. 四重花瓣；四元混合物。
- quaternate leaves; a quaternary compound . 四重花瓣；四元混合物。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- Air is a mixture, not a compound of gases. 空气是气体的混合物，不是化合物。
- Rose is a plant with compound leaves. 玫瑰是复叶植物。
- "Broad-shouldered" is a compound word. "Broad-shouldered"是个复合字。
- The Quaternary sediments are largely undeformed. 第四纪的沉积物大部分未变形。
- Common salt is a compound of sodium and chlorine. 食盐是钠和氯的化合物。
- Cationics are usually quaternary ammomium salts. 阳离子表面活性剂通常为季铵盐类。
- My friend's family lives in the compound. 我朋友的家住在那个大院里。
- A cyclic code with minimum redundancy used to check errors in a set of characters. 一种用于检查一组字符的错误、并且具有最小冗余度的循环码。
- The unsaturated link occurs in a cyclic system. 在环体系中存在不饱和键。
- A chemical compound consisting of such molecules. 二聚化合物这种聚合物形成化合物
- The steam-engine piston makes a cyclic motion. 蒸汽机活塞做往复运动。
- Design of quaternary Schmitt circuits. 四值施密特电路设计。
- An organic compound containing many double bonds. 多烯一种包含许多双键的有机化合物
- Shows how easy the cyclic graph is represented. 显示了循环图是多么容易表示。
