Secondly , the strategy for investing the exchange fund is , in consequence , a conservative one , with a strong emphasis on preserving capital and maintaining a high degree of liquidity : this strategy is prescribed by the financial secretary with the advice of the exchange fund advisory committee in the form of an investment benchmark to be observed by the hkma as investment manager 第二，正因如此，外汇基金采取稳健的投资策略，重点是保本及维持高流动性，这个策略是由财政司司长经谘询外汇基金谘询委员会后以投资基准的形式指定，金管局作为投资经理必须遵守有关的投资基准。
Third , by standardized design , it is easy to segment securities and securities can move separating from real assets , all these make the liquidity and centrality of securities exchange become much higher , especially assisting by information technology , the externalities of securities will be stronger 再次，证券产品易于分割的标准化设计及其与实物的相互分离，加上信息技术特别是网络技术的应用，使得证券交易具有高集中性、高流动性的特点，证券市场的外部性因而更加强烈。
Self - densifying high performance concrete is well - performing concrete with the good performance of fluidity , anti - segregation and filling - up - space . with its own gravity and without any vibration , it can automatically fill up the space in and between fixed shutters and form self - densified concrete structure of ideal dynamic property and durability , therefore , it can accelerate construction progress of a building , shorten the construction period , secure concrete quality and improve the building ' s durability . in the mean time , it is conducive as well for environment protection and effects remarkable social and economic efficiency 自密实混凝土属于高性能混凝土，它具有高流动性、高抗离析性、高填充性的性能，在自重作用下无需振捣，自行填充模板空间，形成自密实的混凝土结构，有良好的力学性能和耐久性能，可以加快工程建设进度、缩短工期、有效控制混凝土的质量、提高建筑物及构筑物的耐久性，并有利于环境保护，具有较高的社会和经济效益。
This paper makes some main viewpoints : on accout of the high level feature in self - confident , self - reliance , senf - value and mobility , the first way of motivation of intellectual employee must be from inward might , of course , outward might is necessary . through the motivation from the owner , manager , custom and companion of the enterprise , we can achieve the west effect as self - motivata 文章的主要观点是：知识型员工的高自主性、高独立性、高自我价值感和高流动性特点决定了内部激励是主要方式，外部激励是前提，通过企业所有者、经营者、外部顾客、内部同事等多方向的激励，最终发展为自我激励，达到激励的最高境界。
Since pump high - flowability concrete commenced in late 70 ' s , it has been put to extensive application due to its advantages of fast , high - efficiency and stable quality . but its high flowing property and pumpability also cause some negative effects , such as serious shrinkage cracks at early age , which arouses wide social concern 泵送高流态混凝土自从70年代末期产生以来，以其快速高效、质量稳定等特点得到了广泛的应用，但它的高流动性和可泵性也产生了一些负面作用，如早期收缩开裂现象比较严重，引起了社会的普遍关注。
