1.Four kinds of juices were extracted from lotus root, pear, Chinese watermelon and apple respectively, then mixed and optimized with D-Optimal mixture design. The organoleptic properties of the mixed juice with different proportion of the four kinds of juices were evaluated. The results showed that the optimum formula of the mixed juice was 49%lotus root juice, 21% pear juice, 10% Chinese watermelon juice and 20% apple juice.
运用Mixture D-optimal设计,以感官评价为响应值,研究了以莲藕、梨、冬瓜和苹果4种原汁的不同配比对复合果蔬汁风味等感官品质的影响,确定了莲藕复合果蔬汁最优配方为:莲藕原汁49%、梨原汁21%、冬瓜原汁10%和苹果原汁20%,成品的糖酸比为20.34。
2.In order to optimize the condition of extraction and separation of extracellular polysaccharide from Clitocybe gigantean AS 5.105,with pure polysaccharide as research objective,with the exopolysaccharide gain rate(EPGR) and deproteinized rate(DPR) as evaluation index,the optimal conditions to obtain EPGR an DPR were determined by Mixture design and three-level three-factor Box-Behnken design.
优化了雷蘑(Clitocybe gigantean)AS 5.105深层发酵胞外多糖的分离提取工艺条件,以醇沉物脱蛋白后的纯多糖为研究对象,胞外多糖得率EPGR(Exopolysaccharide gain rate)和脱蛋白率DPR(Deproteinized rate)为评价指标,采用Mixture design和3因素3水平Box-Behnken统计学实验设计方法,确定了胞外多糖得率及Sevag法脱蛋白的最优条件。
3.Application of Gumbel mixture extreme theory and maximum likelihood to estimate the seismic risk of the Chinese mainland
Application of Gumbel mixture extreme theory and maximum likelihood to estimate the seismic risk of the Chinese mainland
4.In this paper, two important non-linear stochastic process models, namely mixture generalized autoregressive conditional heteroscedastic model(the abbreviation is MGARCH) and nth-order fractional Brownian motion(the abbreviation is nth-order fBm) have been studied, some results have been obtained, the details are:
本文研究了两类重要的非线性随机模型，即混合GARCH(Mixture Generalized Autoregressive Conditional Heteroscedasticity，简称MGARCH)模型和n阶分形Brown运动(nth-order fractional Brownian motion，简称n阶fBm)。 本文在现有研究文献的基础上，着重进行了以下几个方面的研究，得到了一些结果：
5.The research results show that aggregate gradation and the nominal maximum aggregate size evidently influence the shear resistance of asphalt mixture; aggregate flakiness content influences the shear resistance of asphalt mixture, and with the increase of aggregate flakiness content the shear resistance of asphalt mixture decreases; asphalt binder properties, especially penetration, softening point and viscosity influence the shear resistance of asphalt mixture, and the latter increases with the decrease of penetration and the increase of softening point and viscosity; asphalt content influences shear resistance of asphalt mixture, and with the increase of binder/aggregate ratio the shear resistance of asphalt mixture decreases; air void influences shear resistance of asphalt mixture, and usually with the increase of air void the shear resistance of asphalt mixture decreases; homogeneity does not have a direct and obvious relationship with absolute value of shear resistance of asphalt mixture, but does with variation of shear resistance of asphalt mixture.
研究结果表明：集料级配和公称最大集料粒径对沥青混合料抗剪强度有显著的影响；沥青混合料抗剪强度受其集料中针片状含量的影响较大，集料中针片状含量增大，沥青混合料抗剪强度减小；结合料的性质，特别是针入度、软化点和粘度对沥青混合料抗剪强度有较大的影响，随着针入度减小，软化点和粘度增大，沥青混合料抗剪强度增大；含油量对沥青混合料抗剪强度有较大影响，随着油石比的增大，沥青混合料抗剪强度减小；沥青混合料抗剪强度受其空隙率的影响较大，一般随着空隙率的增大，其抗剪强度减小；沥青混合料均匀性与沥青混合料抗剪强度绝对数值间没有明显的关联，而与数值间的变异性有着很好的相关性。
6.The results show that correlativity exists between homogeneity of asphalt mixture and performance variation of asphalt mixture; the worse the homogeneity of asphalt mixture is, the more the performance variation of asphalt mixture is; the better the homogeneity of asphalt mixture is, the less the performance variation of asphalt mixture is, which indicates that there is an important significance to control performance variation of asphalt mixture by controlling homogeneity of asphalt mixture composition structure.
研究结果显示：沥青混合料均匀性与性能的变异性之间存在相关性；均匀性较差的沥青混合料，其性能的变异程度较大；均匀性较好的沥青混合料，其性能的变异程度稍小；表明控制沥青混合料组成结构的均匀性对控制性能变异性有重要意义。
7.This report researched the methods of mixture design, and also analysed Shaping methods and compaction temperature to influence mixture volumetric parameter and investigated the test and calculation method of volumetric parameter to influence mixture design parameter. This report also put forward some suggests for modified asphalt mixture design using the Marshal mixture design method.
对改性沥青混合料的配合比设计方法进行了探讨,分析了成型方法(旋转压实成型和马歇尔击实成型)、压实温度对混合料体积参数的影响,以及体积参数的测试计算方法对配合比设计参数的影响,并对用马歇尔方法进行改性沥青配合比设计提出了建议。
8.The rule and sensitivity of the influence of mixing temperature and compacted temperature of fiber asphalt mixture upon Marshal experiment index are analyzed,the relationship between optimal asphalt aggregate ratio and construction temperature of the fiber asphalt mixture is studied. The difference of the fiber asphalt mixture and common asphalt mixture is compared,the appropriate mixing temperature and compacted temperature and the problems which should be paid attention to in the course of construction are presented.
本文分析了纤维沥青混合料的拌和温度和压实温度对其马歇尔试验指标影响的规律性和敏感性,研究了纤维沥青混合料的最佳油石比与施工温度的相互关系,比较了与普通沥青混合料施工温度的差异,提出合理的纤维沥青混合料的拌和温度和压实温度以及施工中应注意的问题。
9.This study in-depth investigation and analysis of Fujian nowhere else green eco-tourism resources and red tourism on the basis of clear Fujian mixture of tourism and optimize the allocation of resources to the basic goal and the allocation principles using theoretical and empirical combination of analysis, focusing on the study of two types of tourism optimize resource allocation, Fujian mixture of tourism and optimize the allocation of resources to the overall concept: an exquisite allocation area, two key mixture of the tourism board, the three growth pole and the three-tier tourist routes, and a mixture of tourism and optimize the allocation of resources to the specific countermeasures.
本研究在深入调查分析福建各具特色的绿色生态旅游资源与红色旅游的基础上，明确了福建省红绿旅游资源优化配置的基本目标和配置原则，运用理论和实证相结合的分析方法，重点研究两类旅游资源的优化配置问题，提出了福建省红绿旅游资源优化配置的总体构想－一个精品配置景区、两个重点红绿旅游板块、三个增长级和三级旅游线路，以及实施红绿旅游资源优化配置的具体对策。
10.It introduces the production technology of the hot asphalt mixture and the operating principle of the agitator,represents the mixture quality control from the aspects of the asphalt,storage,deliver and management of the aggregate,quality control to the aggregate,breeze and asphalt charging system, mixing quality control of the asphalt mixture,charging etc,and discusses the operation skill of the hot stuff screen sizing and storage system,measurement control and mixing system,which will assure the asphalt mixture quality.
对热沥青混合料的生产工艺、拌合机的工作原理进行了介绍,并从沥青材料、集料的储存、输送与管理,集料、矿粉、沥青供料系统的质量控制,沥青混合料的拌和控制、装料等方面阐述了混合料的质量控制,论述了热料筛分储存系统和计量控制与搅拌系统的操作技巧,以保证沥青混合料的质量。
