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tri-city相关的网络例句

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The reactivities of the phenyl boronic acids containing di-, tri-fluoro substituents with pyridyl bromide were investigated in different catalyst system.

利用钯催化的SUZUKI偶联反应,以氟取代的苯硼酸与2-溴吡啶为原料合成了系列新的邻吡啶芳香化合物,研究了二及三氟取代的苯硼酸与溴代吡啶在不同催化体系中的反应性质。

First, aniline reacts with methyl chloroformate in the presence of tri-n-butylamine; then the unseperated mixture then reacts with aniline to get final product. The first step was quick, and finished within 30 min of refluxing.

该反应分两步进行,即在三正丁胺存在下,苯胺与氯甲酸甲酯加热回流生成苯胺基甲酸甲酯,后者不经分离再与过量苯胺继续反应,生成目标产物。

The datable connected mode is used by every room, that is gather tri-net sound video and digital signal to be one-net. This kind of mode can make subjunctive net.

酒店采用语音、视频、数字信号三网合一的数字化接入方式,将虚拟网、10兆光纤和数字电视机有机结合,多达100多个高清晰度的

In this paper, the synthesis, performance and kinetics of C_(36) DFAbased di-polyester or tri-polyester and its derivant, their polyesters were synthesizewith DFA and EG or PEG and PPG, were systemically and roundly studied.

本文以天然油脂加工产物——二聚脂肪酸为主要原料,系统地研究了二聚脂肪酸与乙二醇、聚乙二醇、聚丙二醇之间二元或三元缩聚反应的理论问题及合成物应用性能。

Adverse reactions were mild to moderate in severity. Most commonly seen were erythema (41%), desquamation (38%), burning (18%), dryness (14%), and pruritis (11%).

Tri-Luma的副作用在严重程度上表现为由轻微到适度,最常见的是出现红斑(41%),剥落(38%),烧灼感(18%),干燥(14%)和瘙痒(11%)。

Adverse reactions were mild to moderate in severity. Most commonly seen were erythema (41%), desquamation (38%), burning (18%), dryness (14%), and pruritis (11%).

Tri-Luma的副作用在严重程度上表现为由轻微到适度,最常见的是出现红斑(41%),剥落(38%),烧灼感(18%),乾燥(14%)和瘙痒(11%)。

A novel type of amphiphilic tri-block copolymers with both pH and temperature sensitiveness: poly-poly (dimethylamino ethyl methacrylate)-poly (ε-caprolactone)(PEG-PDMAEMA-PCL) was synthesized via sequential oxyanionic polymerization of macro-molecular: PEG, with a hydroxyl at one end, and dimethylamino ethyl methacrylate andε-caprolactone, with the potassium naphthalene as the initiator.

在本文中,报道了一类新型的兼具pH和温度敏感的双亲性嵌段共聚物:聚乙二醇-聚甲基丙烯酸N,N-二甲氨基乙酯-聚己内酯(PEG-PDMAEMA-PCL)及聚甲基丙烯酸N,N-二甲氨基乙酯-聚己内酯(PDMAEMA-PCL)的制备;并利用动态光散射和氢核磁共振光谱(~1H NMR)对该嵌段共聚物的水溶液性质进行研究;在此研究结果的基础上,初步探讨了其在仿生物矿化中的应用。

Military News Agency (2009/11/29) Tri-Service General Hospital's ophthalmology department says, it has been proved by the novel multifunctional visual quality analyzer that discardable silicone hydrogel hyper oxygen permeable contact lenses can be used in high altitude flight, succeeding in not only vision correction but also stability and comfortability.

军闻社》(2009/11/29)三军总医院眼科部表示,在高空飞行环境下,经新式多功能视觉品质分析仪实证,人员配戴抛弃式矽水凝胶高透氧隐形眼镜,除视力可获得矫正外,其镜片稳定性高及舒适感佳,使用上非常方便。

Experiments show that water solution contained 0. 5 -1 % sodium sulfate and 1 - 2% acetic acid is treated by means of electrodialyzer of 200 × 400mm assembled with tri - membrances and 19% sodium sulfate and 20% acetic acid are recovered by concentrating and separating. The content of salt and acid in the purified water is less than 0. 01%, current efficiency greater than 85 %, flow length in 3 ~ 5m and power consumption about 40 ~ 50 kwh/t.

实验表明,含0.5~1%硫酸钠、1~2%乙酸的水溶液通过三对膜组装的200×400mm电渗析器,分别得到含19%硫酸钠、20%乙酸的浓缩液,外排水中盐和酸的含量小于0.01%,电流效率大于85%,流程长度3~5m,耗电量40~50kwh/t。

The leftover from bamboo processing was comminuted into bamboo fine powder, which was surface-treaded with a coupling agent of ethenyl tri (β-methoxyethoxy) silane; and then in the presence of initiator dicumyl peroxide, the powder was compounded with styrene-isoprene block copolymer/bromobutyl rubber blend to prepare a crosslinked vibration-absorbing rubber composite material.

将竹加工的边角料粉碎并用乙烯基三硅烷偶联剂处理,再与苯乙烯-异戊二烯嵌段共聚物和溴化丁基橡胶的共混物进行复合,在过氧化二异丙苯引发剂的作用下制得交联型橡胶吸振复合材料。

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推荐网络例句

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候,里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色,卵在发育96h后卵基本全部孵化。

There was a conflict between plebs and patricians in ancient Rome in 494BC.

在公元前494年,罗马发生了一次平民反对贵族的斗争。