甲亚胺

In particular, these compounds are superior to the existing cephem derivatives of the onium salt type in the antibacterial activities on methicillin-resistant Staphylococcus aureus, penicillin-resistant Streptococcus pneumoniae and imipenem-resistant Pseudomonas aeruginosa, which makes them highly useful as remedies for infectious diseases caused by various pathogenic bacteria.

特别是，它具有比现有的__盐型头孢烯衍生物更高的对抗甲氧苯青霉素抗性的金黄色葡萄球菌、青霉素抗性的肺炎链球菌和亚胺培南抗性的绿脓杆菌的抗微生物活性，并因此可非常有效地作为各种病原菌衍生的传染病的治疗剂。

Both styrene conversion and epoxide selectivity can be obviously improved when a solution of N,N-dimethylformamide and dimethyl sulfoxide with an appropriate proportion is used.

使用适当比例的N，N-二甲基甲酰胺和二甲亚砜的混合溶剂能够显著提高苯乙烯的转化率和环氧化物的选择性。

It was discovered that proteases, lipases and abzymes can be used for the regioselective acylation of sucrose.

酶催化合成蔗糖酯通常在N，N-二甲基甲酰胺，二甲基亚砜和吡啶等有毒溶剂中进行。

Its main products include:ZOLEDRONIC ACID, ADAPALENE, SIMDAX, VORICONAZOLE, J ACID UREA, J ACID UREA SODIUM SALT, 1,7-CLEVE'S ACID, 1,6-CLEVE'S ACID, 1,5- DINAPHTHYL ISOCYANATE, 5- INROINDOLE,----2-METHOXYIMINO-2-（FURYL-2-YL）ACETIC ACID AMMONIUM SALTand etc.

部分产品远销美国、德国、英国、印度、日本等十几个国家和地区，主要产品有：唑来磷酸、阿达帕林、左西孟旦、伏立康唑、猩红酸、猩红酸钠盐、双介酸、1，7克力夫酸1，6克力夫酸、1，5-萘二异氰酸酯、5-硝基吲哚、甲氧亚胺基呋喃乙酸铵等。

The cross-linked PHBV was obtained by means of γ-radiation with N, N'-4, 4'-diphenylmethane bismaleimide .

用交联助剂二苯甲撑双马来酰亚胺实现了PHBV的γ-辐射交联。

Using pentaerythritol as initiator, boron trifluoride diethyl etherate as catalyst.dichloroethane as dispersion agent, the chloride polyether polyol is synthesized based on the mechanism of cationic ring-opening polymerization of epiclilnrohyclrin.The azide polyether polyol is synthesized, in DMF through A and sodium azide, and the non-reported azide energetic curing agent is synthesized through the adduction of B and IIDI.

以季戊四醇为起始剂，三氟化硼乙醚为催化剂，1，2—二氯乙烷为分散剂，环氧氯丙烷经阳离子开环聚合反应制成氯化聚醚多元醇，A在N，N—二甲基甲酰胺中与叠氮化钠反应制得叠氮聚醚多元醇，B与六亚甲基二异氰酸酯加成反应制得未见文献报道的叠氮固化剂。

The pegylated polylactide-poly glycolide nanoparticle, whose surface was co-modified withmaleimide-polyethylene glycol and methoxy-polyethylene glycol, was made by double-emulsion and solvent evaporation method andcovalently conjugated with thiolated lactoferrin via its maleimide functionalgroup.

第一章首先由复乳／溶媒蒸发法制备马来酰亚胺—聚乙二醇(Maleimide-PEG，MAL-PEG)和甲氧基聚乙二醇表面共修饰的聚乳酸-聚羟基乙酸纳米粒，然后通过其表面MAL-PEG与巯基化Lf共价连接而制备Lf-NP_。

The detection rates of methicillin-resistant S. aureus and penicillin-nonsusceptible S. pneumoniae were 15.9% and 84.3%, respectively. The prevalence of ESBLs-producing strains in Klebsiella pneumoniae, Escherichia coli, Serratia spp and Enterobacter cloacae were 31.2%, 46.2%, 94.8% and 16.8% respectively. The resistance rates of Hemophilus influenzae and Hemophilus parainfluenzae to ampicilin were 40% and 36% respectively.

耐甲氧西林金黄色葡萄球菌检出率为15.9%；对青霉素不敏感的肺炎链球菌（包括PISP和PRSP）检出率为84.3%；肺炎克雷伯菌、大肠埃希菌、粘质沙雷菌和阴沟肠杆菌产ESBLs的检出率分别为31.2%、46.2%、94.8%和16.8%；流感嗜血杆菌和副流感嗜血杆菌对氨苄西林的耐药率为36%和40%；铜绿假单胞菌和鲍曼复合不动杆菌对亚胺培南的耐药率分别为10.7%和13.2%。

The results showed that dimethyl sulphoxide and formamide were not rational choices for gel spinning process of high-relative viscosity nylon 6 when m- cresol, sulfonic acid and form.

结果表明：二甲基亚砜和甲酰胺不宜作高相对粘度尼龙6的冻胶纺丝溶剂，硫酸、甲酸和间甲酚比较适宜；提高温度有利于降低剪切速率，质量分数为12％的间甲酚溶液和质量分数为9％的甲酸溶液作溶剂，其尼龙6溶液分别在50～60℃和45℃以上有较好的可纺性；溶剂对尼龙6晶体结构的形成有着重要的影响。

A series of polys based on pyromellitic dianhydride, biphenylyl tetracarboxylic dianhydride, thiodiphthalic dianhydride bis benzene dianhydride and oxydiphthalic dianhydride were prepared in different solvents.

以所合成的AB_2单体为原料，合成了一系粘度较低、溶解性良好，带端酚羟基、苯甲酰基、乙酰基、氰代苯基和苯酰苯亚胺基的芳香族超支化聚酰亚胺，通过核磁波谱、红外光谱分析和元素分析对其结构进行确证。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。