配基

ABSTRACT The crystallization process is investigated on the basis of growth unit model of anion coordination polyhedron.

摘 要 在负离子配位多面体生长基元模型的基础上深入研究了晶粒的结晶过程。

The title anti-fogging coating was prepared from film-forming substance such as UV curing of n-butyl methacrylate,β-hydroxy ethyl acrylate,acrylamide and sodium propenyl alkyl ether hydroxyl sulfonate,and proper solvents, crosslinker s,photoinitiators and additives.

以光敏丙烯酸酯低聚物、甲基丙烯酸丁酯、丙烯酸-β-羟乙酯、丙烯酰胺及丙烯基烷醚羟磺酸钠为主要成膜物质，再配以适量的溶剂、交联剂、光敏剂及各种助剂制成UV固化防雾涂料。

The influences of different organic bridging ligands pyrazine,2-pyrazinecarboxylate,4,4′-bipyridine and 1,2-bis(4-pyridyl)ethane on the cobalt vanadate system were explored.

同时还研究了不同的有机桥式配体吡嗪、2-吡嗪羧酸、4，4′-联吡啶和1，2-联(4-吡啶基)乙烷在钴钒体系中的作用。

Based on the research, results from home and abroad, according to the characteristic of the widely-adopted semi-rigid pavement, the thesis studies the cold in-place recycling technology, and proposes the method of the mixture design of cold in-place recycling, the reasonable ratio of the pavement to the base and the amount of cement utilized. Moreover, the thesis delves on the mechanical property, construction craft and quality control of the old asphalt mixture after recondition, how to apply the recycling mixture to the base, and cater to the needs of performance.

本文在国内外已有研究成果的基础上，根据国内普遍采用半刚性基层沥青面层这一结构特点，研究旧沥青路面的现场冷再生技术，提出了冷再生混合料的配合比设计方法，合理的基、面层掺配比例及水泥剂量，深入研究了旧沥青路面材料再生后的力学性能、施工工艺以及质量控制及检测，并将再生的混合料应用于路面基层，满足相应的路用性能要求。

The recent progress in the studies of saccharide -metal complex is reviewed. Especially their synthesis based on saccharide ligand and application is described.

综述了近年来糖－金属配合物的最新研究进展，重点从糖基配体的角度介绍了各类糖－金属配合物的合成与应用研究。

It's found that the (001) facet is the growth facet when the NBW crystal is grown by the Bridgman method through spontaneously crystallization. This phenomenon is in accordance with the growth characteristic of the typical scheelite crystals, and can be well explained by the Bravais law and the theory of anion coordination polyhedron.

指出坩埚下降法自发成核NBW晶体生长的生长面为（001）面，这与白钨矿结构晶体（001）面生长快的特点是完全符合的，Bravais法则和负离子配位多面体生长基元理论都能够很好地解释这一现象。

Various chrome complex dyes(1:1 ratio) of mordant black 1,mordant black 7,mordant black 9 and mordant black 11 have been synthesized and sodium dichromate is been used as mordant agents instead of Cr3+ to oxidate dyes sufficiently.

还设计合成了媒介黑1、媒介黑7、媒介黑9和媒介黑11的高水溶性1∶1络合染料，重铬酸钠作为铬化试剂，染料得到了充分的氧化，无色配体多羟基羧基酸的引入使染料有很好的水溶性，该实验路线未见报道。

METHODS: Gatifloxacin was used as principal agent to be mixed with dexamethasone sodium phosphate.

方法以加替沙星为主药配伍地塞米松磷酸钠，选用卡波姆-940为基质制备复方凝胶。

Making use of Marshall to ascertaine the grading of mixture and the optimum pitch dosage, to the bitumen asphalt, the optimum proportion of oil to stone is 4.6%; to. the modified bitumen mix the optimum proportion of oil to stone is 5.0%.

2利用马歇尔试验法确定了混合料的级配及最佳沥青用量，对基质沥青混合料的最佳油石比为4.6%，改性沥青混合料的最佳油石比为5.0%。

The number and position of substituent on ligand of metallocene has strong effect on copolymerization ability.

发现非桥联茂金属配体上取代基的位置和数量对共聚合能力影响很大。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。