查询词典 compound
- 与 compound 相关的网络例句 [注:此内容来源于网络,仅供参考]
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All sorts of service function test result makes clear, what mix into added PR series additive to cause compound water certain property and microtherm function is small drop, however relatively the high temperature capability that improved compound substantially, agree with to be used below the circumstance of burden high temperature.
各种路用性能试验结果表明,掺加PR系列添加剂造成了混合料水稳性能和低温性能的小幅下降,却较大幅度地提高了混合料的高温性能,适合于在重载高温的情况下采用。
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The experiments of the biological activity for target molecula were accomplished. The experiment results of inhibiting activity against COX-2 indicated that the compound TM-II-5f had the highest inhibition rate, up to 95.59%, and yet the compound TM-II-5g exhibits weakly inhibiting activity.
对目标产物TM-II-5a~5g进行了生物活性研究,人环氧酶-2(COX-2)活性抑制实验结果表明:目标产物TM-II-5f对人环氧酶-2(COX-2)有很强的抑制活性,抑制率高达95.59%,目标产物TM-II-5g具有较弱的抑制率(0.61%)。
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The present invention provides a multinuclear half metallocene compound in which two or more of transition metals of groups 3 to 10 on periodic table are connected through bridge ligand simultaneously containing Pi-ligand cycloalkandienyl group and Alpha-ligand functional group and its preparation, and a process for preparing styrene polymer using the compound as a catalyst.
本发明提供了一种其中的两个或更多元素周期表第3-10族过渡金属通过同时包含π-配体环烷基二烯基团和α-配体功能基团的桥配体连接的多核半金属茂络合化合物及其制备方法,及使用本化合物为催化剂的苯乙烯聚合体的制备工艺。
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The selective quenching by Hg2+ of the fluorescence of compound 1 was rationalized in terms of the formation of a nonfluorescent Hg2+-1 complex with enhanced intramolecular charge transfer compared to compound 1 itself.
基于等摩尔连续变化法、红外光谱和核磁滴定实验结果提出了传感分子1与Hg2+的1∶1型结合模式,其中1-位S原子和2-位胺N原子为Hg2+配位原子;结合光谱变化讨论了Hg2+结合显著增强分子内电荷转移的荧光猝灭机理。
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In pH=2.0 sulfuric acid solution, 2,2′bipyridine, an almost nonluminescent compound was transformed into a highly fluorescent compound (λex=340 nm,λem=430 nm) when attacked by ·OH generated by Fenton reaction.
在酸性介质中,Fenton反应产生的羟基自由基能将几乎无荧光的2,2′-联吡啶氧化成强荧光物质,羟基化产物的最大激发和发射波长分别是340 nm和430 nm。
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DH level, CD4+ T lymphocyte count below 100 × 106/L, and interstitial pneumonia or ground-glass shadow in chest images, the diagnosis of PCP could be made presumptively. It is difficult to make a nosogenic diagnosis of PCP, but TBB considerably increases the positive rate of pneumocystis. Compound sulfamethoxazole is recommended as the first selected drug. In severe cases, corticosteroid and assisted mechanical ventilation combined with compound sulfamethoxazole could remarkably improve the prognosis of PCP.
当AIDS患者出现发热、咳嗽、呼吸困难、低氧血症、LDH增高及CD4+T淋巴细胞<100×106/L时,结合胸部影像间质性肺炎或磨砂玻璃样改变,临床需考虑PCP;病原学诊断困难,但TBB肺孢子菌检出率高;治疗首选SMZ-TMP,重症病例辅以糖皮质激素和机械辅助通气可改善预后。
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In addition, the invention further relates to a catalyzer combination used for polymerizing a conjugated dialkene monomer and the anions of an optional mono-vinyl aromatic hydrocarbon into a polydiene polymer having high and medium vinyl content. The catalyzer combination comprises an organolithium compound used as an anionic polymerization initiator, at least an alkali metal alkoxide compound expressed by the formula as a structure regulator.
此外,本发明还涉及一种用于将共轭二烯烃单体和任选的单乙烯基芳烃阴离子聚合成具有中高乙烯基含量的聚二烯聚合物的催化剂组合物,其包含作为阴离子聚合引发剂的有机锂化合物,和作为结构调节剂的至少一种式所示的碱金属醇盐化合物。
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At the second stage of the experiment , regard flocculating the result of degreasing as the standard, compound inorganic and organic high polymer flocculant. In the course of compounding , adopt orthographical experiment , considering following factors rproprotion between the inorganic flocculant and organic flocculant, compound temperature,mixxing time, the join of solicitation, pH value, mix intensity and familiar time of melting.
在实验的第二阶段,以絮凝除油效果为标准,对无机和有机高分子絮凝剂进行复合合成,在复合合成过程中,采用正交实验,综合考虑了以下因素:无机-有机配合比、温度、引发剂投加量、搅拌时间、pH值、搅拌强度和熟化时间。
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The improvement of preparation of the compound after the capsule in the treatment of bone fractures with the traditional technique of compound osteosynthesis capsules compared with obvious effect, safety, no significant side effects, most of the patients in the application of a drug the first course of treatment that is swelling, pain effect a treatment for various parts of the fractures, dislocation, as well as various parts of the body's soft tissue injury of effective drugs.
改进制备工艺后的复方接骨胶囊治疗骨折方面与传统工艺的复方接骨胶囊比较具有疗效明显、安全、无明显毒副作用,多数病人在应用药物第1个疗程即有消肿、止痛效果,是一种治疗各种部位的骨折,脱位以及身体各部位的软组织损伤的有效药物。
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In a DMF solution of CuCl〓-ethanolamine-acetic acid (1: 2: 2), 27 formed a highly oxidized heterocyclic compound 2-hydroxymethyl-naphtho [1, 2-a] oxazole (30) by the carbon-nitrogen coupling and carbon-oxygen coupling with the ligand of ethanolamine, which brings a chance to develop a novel approach to this heterocyclic compound via one-pot reaction of phenols under mild condition.
在氯化铜—乙醇胺—乙酸(1:2:2)的DMF溶液中,27与配体乙醇胺发生碳氮偶合与碳氧偶合,生成深度氧化的杂环化合物:2-羟甲基-萘并[1,2-a]〓唑(30)。这可望为酚类一锅化直接转化为30及其类似物提供一种简便的新合成路线。
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- 推荐网络例句
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It's not quite as simple as that.
并没有那么容易。
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It debuted in 1992 in Japan and the United Kingdom, and 1993 in the United States.
它首次亮相于1992年在日本和英国,在美国1993年。
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Nevertheless, moving free game confluence inchoately is driven is overflowed mostly adapt make game, game needs have the aid of to move the consequence that overflows successful work to win a player.
不过,早期的动漫游戏融合大多是从动漫改编成为游戏,游戏需借助动漫成功作品的影响力赢得玩家。