查询词典 experimental method

The experimental evaluation was done by means of degree of accuracy,precision and sensitivity,and by compa ring with gas chromato-graphy method which is standard method of our countr y.

以黄瓜为试材，通过准确度、精密度和灵敏度的分析，以及与国家标准方法--气相色谱法的比较，对该方法进行了实验学评价。

Flow injection fluorometry for the determination of carbamazepine in pharmaceuticals and plasmaA simple, sensitive and specific spectrofluorimetric method has been developed for the determination of CBZ. The method was based on lead dioxide solid-phase reactor flow injection on-line oxidizing CBZ into fluorescent product in medium of phosphoric acid. The product has green-yellow fluorescence at excitation wavelength of 355 nm and emission wavelength of 478 nm, and the fluorescence intensity could be enhanced in the presence of acetone. The reaction conditions and experimental conditions were studied and optimized.

二、流动注射在线氧化荧光法测定卡马西平的研究利用卡马西平自身无荧光，经过氧化后可转变为在最大激发波长为355nm，最大发射波长为478nm的强荧光物质，而且丙酮对该荧光体系有增敏作用的现象，应用流动注射体系建立了以醋酸纤维素固定化的二氧化铅作为固相反应器、在磷酸介质中在线氧化荧光法测定卡马西平的新方法。

Experimental results illustrate that the proposed method is superior to traditional method and that used in Matlab toolboxes.

实验结果表明，与传统算法和Matlab工具箱中算法相比，本文算法获得了更为理想的分割结果。

In this paper, a large number of tests, theoretical and calculating analyses are made on the acceleration wave propagation law, slipform paving resistance calculation and forming quality analyses of paving slab by single factor experiment, orthogonal experiment, statistical method, computer simulation method, and theoretical analysis and experimental verification.

本文针对混凝土中的加速度传播规律、滑模摊铺阻力和路面摊铺成型质量三个方面，采用单因素试验方法、正交试验方法、数理统计方法、计算机模拟方法、理论分析和试验印证方法，进行了大量的试验、理论演引推导和计算分析。

Moreover, we mensurate the reactances ofthe experimental motor by the way of direct Joad method, and verify the vaIidity of"electromotive force method ".

文章还运用直接负载法测定出样机在不同负载下的电抗参数，验证了&电势法&的正确性。

The extraction amount with soxhlet extraction method was less in each extraction, and this method could be only used in experimental study. The extraction solvent of chemical extraction had pois on which could cause some pollution and toxicity.

索氏提取法每次提取的量较少，只能用于试验研究；化学萃取法的提取溶剂有毒，会造成一定的污染和毒害。

The experimental studies were performed in the laboratory of Thermo King. Based on refrigerant flow distribution between the two evaporators, a new control method of on/off ratio of air-condition was put forward and compared with evaporator pressure regulator valves control method.

在深圳大冷王冷藏车实验室进行了制冷系统的实验研究，针对两侧蒸发器流量分配以及压缩机吸气压力波动的问题，提出了一种控制空调开停时间比的新控制方法，并与传统的蒸发压力调节阀控制方法进行了比较。

Production engineering domain urgently need new diagnostic method and experimental technique, and investigate and solve the new diagnostic method of down-hole working conditions on polymer displacement rod pumping system in order to increase crude oil output and ensure the secure and normal production of rod pumping system.

采油工程界迫切需要新的诊断方法和实验技术，研究和解决聚合物驱有杆抽油系统的井下工况新的诊断方法，以提高原油的产量，保证有杆抽油系统的安全、正常生产。

The translation vector is solved by the BFGS quasi Newton method. Experimental results demonstrate the effectiveness of this method.

实验结果证明该方法能够有效的实现移动机器人的精确自定位。

In chapter 2, we proposed a fractal image coding method based on genetic algorithms. The searching scheme problem of domain block in fractal image coding is well solved by applying a robust genetic algorithm with well-selected populations and revised genetic operators. Experimental result has show that it can increase fractal image coding speed by this method.

第二章在简介分形图象编码和遗传算法的基础上，提出了基于遗传算法的分形图象压缩编码方法；通过有目的选择初始群体、改造遗传算子等手段，较好地解决了分形图象编码中的定义域块搜索策略问题，大大提高了分形编码的速度。

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。