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- Keywords quaternary phosphine salt;triphase-catalyst;synthesis;application; 季鏻盐型;相转移催化剂;合成;应用;
- Studies on the Synthesis and Applications of Quaternary Phosphine Salt Phase Transfer Catalyst 季鏻盐型相转移催化剂的合成及应用研究
- quaternary phosphine 季鏻
- 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?
- Phosphine is a toxic gas which ignites spontaneously in air. 磷化氢是一种有毒气体，在空气中可以自燃。
- Phosphine, carbon monoxide, oxides of phosphorus, carbon dioxide. 膦，一氧化碳, 磷，二氧化碳的氧化物。
- 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。
- Tri(2-thiophenyl)phosphine (P(C6H4-2-SH)3, PS3) was designed at 1989. 中文摘要三-2-硫酚膦基(P(C6H4-2-SH)3,PS3)这配位子在1989年即被化学家设计出来。
- It is introduced that analyzing phosphine by GC method is a good method. 介绍了二氧化碳中的磷烷分析。
- 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。
- 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.
