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- quaternary adduct 四元加合物
- The Quaternary sediments are largely undeformed. 第四纪的沉积物大部分未变形。
- Cationics are usually quaternary ammomium salts. 阳离子表面活性剂通常为季铵盐类。
- It is well known that the preparing process of the PSC adduct is based on the phase diagram of the quaternary system: Na2SO4+ NaCl + H2O2+ H2O. 在此基础上，应用Pitzer模型对Na_2SO_4-H_2O_2-NaCl-H_2O四元体系及其所包含的三元子体系Na_2SO_4-NaCl-H_2O、N助50;
- In this step, the adduct from stepl is fluorinated. 在这一步，将步骤1的加合产物进行氟化。
- Design of quaternary Schmitt circuits. 四值施密特电路设计。
- IS THERE REALLY QUATERNARY GLACIATION ON LUSHAN? 庐山真的有第四纪冰川吗?
- It's a two-component amine adduct cured epoxy paint. 一种双组份胺加成固化的环氧涂料。
- The cover rocks are marine mudstone from Pliocene to Quaternary. 储层发育有砂岩、灰岩（礁灰岩）、基岩等。
- Late Quaternary Hydrographic Records from the South China Sea I . 南海晚第四纪古水文之探讨I.
- Woolly mammoths died out during the late Quaternary period. 猛犸象在第四纪晚期灭绝了。
- Quaternary overburden is completely developed with thick layer. 第四系松散堆积层发育完全,厚度大。
- The characteristics of new hardner and TDI-TMP adduct were compared. 比较了新型固化剂与TDI-TMP加成物性能指标。
- Diacid has been got using diethylene glycol as decomposition agent of adduct. 采用二甘醇作为加合物的分解剂,得到了二元酸。
- Polyamine - epoxy adduct is used as waterborne epoxy hardener generally. 水性环氧固化剂一般采用多元胺-环氧加成物。
- The Cenozoic Era is composed of Tertiary Period followed by Quaternary Period. 新生代是由第三纪和第四纪组成的。
- Using AVO technique to detect Quaternary shallow biogas in Hangzhou Bay area. 利用AVO技术检测杭州湾地区第四系浅层生物气
- Late Quaternary stratigraphy and evolution of the Changjiang Delta, China. 晚第四纪古河口湾的发育及有关的资源环境问题。
- Industries based on brainwork or knowledge are called the quaternary industry. 以脑力劳动或知识为基础的产业被称为第四产业。
- It's a two-component, chromate-free, epoxy polyamide adduct shop primer especially designed. 是一种不含铬的双组份环氧聚酰胺加成物的车间底漆。
