进行实验

In order to reduce error of experimental data treatment, to strengthen accuracy of the result in conductivity determination of the dissociation constant of acetic acid, and also to further synthesis of experiment for training students' ability to treat data and to graph with computer, both Excel and calculator with statistical function have been utilized to perform a linear regression analysis of temperature-limiting molal conductivity of acetic acid solution.

为了减少实验数据处理的误差，提高结果的准确性；也为了进一步加强实验的综合性，培养和提高学生应用计算机处理实验数据和作图的能力，本文在电导法测定醋酸解离常数的实验中分别采用Excel电子表格和具有统计功能的计算器对醋酸溶液的温度和极限摩尔电导率数据进行线性回归分析，得到一元线性回归方程和相关系数，进而确定实验温度下醋酸溶液的极限摩尔电导率。

One system is used for the realtime measurement and record of the laser facula,and another for the realtime measurement and record of the optical intensity.

根据实验的目的和原理，自行研制了两套实验系统：一套为光斑实时测量和记录系统，另一套为光强实时测量和记录系统。运用以上两套实验系统进行了激光远场实验，记录了大量实验数据。

Four groups of experiments with different level--indoor simulation experiments, lysimeter experiments, pot culture experiments and field plot experiments-- were carried out to systematically study the environmental effects following the application of fermentation sludge to farmland in Tianjin area, which include soil salinity and potential contamination on ground water, and to primarily investigate the fertility of NovoGro in agricultural soil.

本论文通过四组不同层次的实验—室内模拟实验、渗滤实验、盆栽实验和小区实验，首次对酿造污泥农业利用可能产生的环境影响：1NovoGro对土壤的盐分效应；2NovoGro对地下水的潜在污染，进行了比较系统的研究，同时对NovoGro的肥效特性也做了初步的探讨。成功地解决了制约酿造残渣在天津地区农业利用的关键问题，为酿造污泥的综合利用提供了科学的依据。

In this paper, first of all, the common approaches of demonstrating experiment in general physics are systematically analyzed, including magnification, comparison, transformation, simulation, balance and unbalance, stroboscope, trace-show, projection, etc. In addition, a great number of practical examples exhibit that these approaches can be successfully applied to the physical demonstrating experiments. Then, some specific experimental means are thoroughly investigated from the view of technique, combined with the content of demonstrating experiments in general physics.

本文首先对普通物理演示实验中常用的实验方法如放大法、比较法、转换法、模拟法、平衡法和失衡法、频闪法、示踪法、投影法等做了比较详细、完整的分析，并通过大量实例说明了这些方法在物理演示实验中的应用；然后结合普通物理演示实验内容就一些具体的实验方法从技术实现的角度进行了分析研究。

According to ISO-10993 standard, hematolysis test,dynamic coagulation time test, cell toxicity test,stimulation test and pyrogen test were performed in two groups,and the results were compared betwen two groups.

按ISO—10993标准，两组分别做溶血实验、动态凝血时间实验、细胞毒性实验、刺激实验和热原实验，对其结果逐项进行比较。

The biocompatibility of self-designed hydroxyapatite/poly rods was evaluated both in vitro and in vivo including Ames test, micronucleus test, acute and subacute systemic toxicity test, hemolysis test, hemopexis test and long-term muscle and bone implant test.

对自行研制的可吸收羟基磷灰石/聚DL-乳酸复合骨折内固定材料进行了一系列生物相容性实验，包括Ames实验、微核实验、急性和亚急性毒性实验、溶血实验、凝血试验和肌肉、骨内长期植入实验。

The biocompatibility of self-designed hydroxyapatite/poly rods was evaluated both in vitro and in vivo including Ames test, micronucleus test, acute and subacute systemic toxicity test, hemolysis test, hemopexis test and long-term muscle and bone implant test.

对自行研制的可吸收羟基磷灰石/聚DL-乳酸复合骨折瘦身内固定材料进行了一系列生物相容性实验，包括Ames实验、微核实验、急性和亚急性毒性实验、溶血实验、凝血试验和肌肉乙肝、骨内长期植入实验。

Make experiments such as sintering character of raw ,theincorporation ratio and distribution of heavy metals in clinkers, the main mineralphase of clinker fixed heavy metals and the main quantivalency appearing in theclinke were made.

并针对用水泥熟料固化重金属元素进行了生料烧结性能实验、重金属元素在熟料中固化率实验、重金属元素在熟料矿物中分布实验、固化重金属元素后熟料矿物相分析实验以及重金属元素在熟料中存在价态的实验。

In order to clear heterogeneous reservoirs waterflooding performance, and decreased interlayer and within-layer contradictions, and improved the water flooding recovery, experimental study should be conducted first, This paper based on Pucheng Sasan reservoir sandstone cores to study object. Multi-point pressure measurement of water flooding oil experimental apparatus was established. Through the three-layer water flooding experiment to study injection strategy, interlayer interference and recovery factors. True sandstone micro-model water flooding used newly developed color visual image analysis system researched water-drive types, forms of residual oil and waterflood efficiency. Percolation mathematical model was established, black oil simulation program was developed, long-core displacement experimental results were matched, pressure and saturation change were researched by the simulation matching results.

为了明确非均质储层注水开发动态过程，减轻由于层间和层内非均质造成的开发矛盾，提高水驱采收率，本文从实验研究出发，以濮城沙三储层岩心为研究对象，建立了一套带多测压点的多层长岩心水驱油实验装置，通过开展三层水驱油实验，研究注水方式、层间干扰以及采收率影响因素；真实砂岩微观模型水驱油实验采用最新研制的彩色可视化图像分析系统研究水驱类型、残余油形成类型以及水驱油效率；建立并求解渗流数学模型，编制黑油模拟程序，对长岩心驱替实验进行拟合，通过拟合结果研究驱替过程中油水饱和度和压力的变化情况等研究工作。

The applicability of this constitutive model is evaluated with the simulations of material tests conducted by Sasaki et al., includes (1)Uniaxially constant strain amplitude cyclic test,(2)Fast in tension/Slow in compression constant strain amplitude cyclic test,(3)Slow-fast-slow constant strain amplitude cyclic test,(4)Cyclic strain with tensile hold time test. Simulations based on this constitutive model have a good agreement with (1),(2) and (3), proofs that it can describe the cyclic stress-strain behavior of 60Sn/40Pb solder very well.

为验证本模式之能力，本文选择Sasaki等人之实验为对象，分别对60Sn/40Pb焊锡在(1)定应变振幅之循环单轴负荷实验、(2)拉伸快/压缩慢之定应变振幅循环负荷实验、(3)慢-快-慢之定应变振幅循环负荷实验、(4)拉伸应力保持之循环应变实验下的材料行为进行模拟，由(1)、(2)及(3)之结果证明本模式对60Sn/40Pb焊锡循环应力-应变整体行为具有理想的描述能力，并对循环塑性应变范围与应力范围之值有准确的预估。

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。