乙烯的

Michael addition reaction between poly and propyl vinyl sulfoxide was studied in sodium hydroxide aqueous solution.

本文研究聚乙烯醇与丙基乙烯基亚砜经Michael 加成反应合成含亚砜基的改性聚乙烯醇功能高分子。

Compared with organic modifications by propyl methacrylate and vinyl groups, the octyl-modification can improve the oxygen sensing properties most efficiently.

与甲基丙烯酸丙酯基和乙烯基相比，在凝胶载体中引入辛基修饰能够最有效地改善薄膜体系的发光氧气传感性能。

FREE screen and vinyl protective outdoor cover are included to protect your outdoor fireplace.

免费屏幕保护乙烯包括室外覆盖，以保护您的户外火炉。

It is a Round Ring and Slant-D Vinyl Binder with a clear Accetate Overlay on the front, spine, and back of the binder.

这是一个圆环和斜三维乙烯粘结剂具有明确Accetate覆盖在前面，脊柱和背部的粘合剂。

Practical application of vessels made of a fluorocarbon polymer film and rock wool system in in vitro Chrysanthemum morifolium shoots.

应用聚四氟乙烯树脂膜制成的培养容器进行菊花试管苗培养。

This article reviews recent progress in nucleophilic reactions of theα- carbon in vinylidene ruthenium complexes.

综述了近几年钌亚乙烯基络合物中间体α碳的亲核反应。

This article reviews recent progress in nucleophilic reactions of the α-carbon in vinylidene ruthenium complexes.

文摘：综述了近几年钌亚乙烯基络合物中间体α-碳的亲核反应。

These valves feature an eccentrically mounted disk and a PTFE or 316 stainless steel seal ring.

这些阀门具有一个偏心安装的磁盘和聚四氟乙烯或316不锈钢密封环。

To sodium nitroprusside as nitric oxide donor, was studied for different concentrations of NO Toyonoka strawberry fruit post-harvest ethylene production, respiration rate, vitamin C, soluble protein, water loss and relative conductance decay rate, as well as superoxide dismutase, catalase and peroxidase activity.

摘 要：以硝普钠为一氧化氮供体，研究了不同浓度NO对丰香草莓采后果实乙烯产生、呼吸强度、维生素C、可溶性蛋白、失水腐烂和相对电导率，以及超氧物歧化酶、过氧化氢酶和过氧化物酶活性的影响。

With ammonium persulfate/sodium thiosulfate as Redox initiator system,a binder based on vinyl acetate/acrylate copolymer used for chopped strand mat was prepared at low temperature.

以过硫酸铵/硫代硫酸钠为氧化还原引发体系，在低温下研究制备出了短切毡用的醋酸乙烯酯与丙烯酸酯类共聚物粘结剂。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新