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- polyepichlorohydrin quaternary 聚环氧氯丙烷季铵盐
- 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。
- 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?
- 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 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。
- The hydroxy value of hydroxy-terminated polyepichlorohydrin (PECH) is a very important index which influences many properties of PECH. 端羟基聚环氧氯丙烷(PECH)的羟值是影响其性质的重要指标。
- The formulation of chlorinated polyethylene/ polyepichlorohydrin rubber (CPE / CHR ) adhesive was studied in this paper. 本文研究了氯化聚乙烯/氯醇橡胶(CPE/CHR)共混胶胶粘剂的配方和性能。
- 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。
- Quaternary Phase Encoding and Decoding of Ultrashort Pulses at 40 Gb/s[J]. 引用该论文 陈小刚;元秀华;黄德修.
- Partly sulfonated polyepichlorohydrin was synthesized by phase transfer catalytic reaction of linear polyepicholohydrin oligmer and sulfite. 用相转移催化聚环氧氯丙烷与亚硫酸盐反应合成磺酸聚醚。
- And Ordovician and Cambrian, Quaternary of the people who hailed from a fight. 和奥陶纪、寒武纪、第四纪的生灵们打个招呼。
- Optical properties of doped quaternary ammonium salt KDP crystals[J]. 引用该论文 许心光;孙洵;王正平;许贵宝;高樟寿;邵宗书.
- China's Datong group of volcanic Quaternary volcanic one of the group. 大同火山群是我国第四纪火山群之一。