查询词典 DI

Life throws us a di sap pointment.

生活是不公平的，但上帝是好的。

Seven polyamides containing 5-fluorouracil in the side chain were synthesized by the condensation of di-p-nitrophonyl N-(5-fluorouracil-1-acetyl)- glutamate with a series of polymethylene diamines and lysine ethyl ester.

用1，3-双-5-氟尿嘧啶和双（2-氯乙基）氨基磷酰二氯，在DMF中反应合成了10个含三个组份的聚合物。

Eight porphyrin compounds, meso-5, 10, 15, 20-Tetra [4-aminophenyl] porphine (TAPPH〓, 1), meso-5, 10, 15, 20-Tetra [4-(N-pyrrolidinyl) phenyl] porphine (TBPPH〓, 2), meso-5, 10, 15, 20-Tetra [4-(4'-ethylpiperazinyl) phenyl] porphine (TEPPH〓, 3), meso-5, 10, 15, 20-Tetra [4-(4'-butylpiperazinyl) phenyl] porphine (TUPPH〓, 4), meso-5, 10, 15, 20-Tetra [4-(4'-heptylpiperazinyl) phenyl] porphine (TEPPH〓, 5), 5- [4-(4'-ethylpiperazinyl) phenyl] -10, 15, 20-triphenylporphine (MEPPH〓, 6), 5- [4-(4'-buthylpiperazinyl) phenyl] -10, 15, 20-triphenylporphine (MUPPH〓, 7) and N, N'-di (meso-5, 10, 15, 20-tetraphenylporphinato) piperazine (DiPPH〓, 8) have been designed and synthesized. These porphyrins are never reported except TAPPH〓.

设计并合成了8种卟啉化合物，分别为meso-5，10，15，20-四（4-氨基苯基）卟啉（TAPPH〓，1），meso-5，10，15，20-四卟啉（TBPPH〓，2），meso-5，10，15，20-四[4-（4'-乙基哌嗪基）苯基]卟啉（TEPPH〓，3），meso-5，10，15，20-四[4-（4'-丁基哌嗪基）苯基]卟啉（TUPPH〓，4），meso-5，10，15，20-四[4-（4'-庚基哌嗪基）苯基]卟啉（THPPH〓，5），5，10，15-三苯基-20-[4-（4'-乙基哌嗪基）苯基]卟啉（MEPPH〓，6），5，10，15-三苯基-20-[4-（4'-丁基哌嗪基）苯基]卟啉（MUPPH〓，7）和N，N'-二（meso-5，10，15，20-四苯基卟啉基）哌嗪（DiPPH〓，8）。

Queste le specifiche del nuovo MacBook Air di Apple , il portatile più piccolo al mondo .

这些规范的新的苹果MacBook空气，最小的便携式的世界。

Sembra che Sony abbia deciso di evolvere la sua console portatile, creando così il PSP Phone.

看来，索尼公司已决定发展其手持式控制台，从而创造PSP的电话。

Sembra che Sony abbia deciso di evolvere la sua console portatile, creando così il PSP Phone.

看来，索尼公司决定开发便携式游戏机，从而创造PSP的电话。

Dream Di industrial park covering 300 acres, in Pottinger Jiasu exit of the expressway, plans a total investment of 550 million yuan.

梦迪工业园区占地300亩，位于乍嘉苏高速公路出口处，计划总投资55000万元。

Two kinds of new intermolecular complex antioxidants 3-(3, 5-di-butyl-4-hydroxyphenyl) propionyl pentaerythritol phosphate and octstearic pentaerythritol tetra- phosphite were synthesized by one-pot and two steps transesterification.

分别采用一锅法和两步酯交换法合成了两种新型分子内复合型抗氧剂，即3-(3，5-二叔丁基-4-羟基苯基)丙酰亚磷酸季戊四醇酯和八硬脂基季戊四醇四亚磷酸酯。

A series of α-(fluoro-substituted phenyl)pyridines have been synthesized by means of a palladium-catalyzed cross-coupling reaction between fluoro-substituted phenylboronic acid and 2-bromopyridine or its derivatives. The reactivities of the phenylboronic acids containing di- and tri-fluoro substituents with α-pyridyl bromide were investigated in different catalyst systems.

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。

Macrocycle with two pyridyl unitsZ-protected groups in the di-ester formed from esterification of Z-Glycine with 2,6-bishydroxymethyl pyridine was removed and thenconverted into Ts-protected group.

本论文以天然氨基酸为手性源，以芳杂环为大环分子的刚性因素，研究它们的环合反应和分子结构，为此设计了下列三种结构类型的大环分子：一。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。