查询词典 experimental method

The experimental results showed that ultrasonic cleaning of broznes in dilute sodium hexametaphosphate solutions are effective, this method was used for the brozne treatment firstly. We have also improved "zinc dust treatment method"and satisfactory results were obtained.

在工作中，首次应用了在六偏磷酸钠稀溶液中超声波清洗青铜器这一方法；对锌粉转化封闭有害锈方法进行了改进；选用ParaloidB－72材料做为青铜器苯骄三氮唑处理后的封护材料。

Experimental results showed that the relative average error of the proposed method, the hydrazine hydrate gravimetry and the ammonium chloroplatinate gravimetry is -0.14%~+0.13%,-0.21%~+0.21% and -0.13%~+0.14%, respectively, and the relative standard deviation of three methods is 0.05%~0.08%, 0.11%~0.14% and 0.08%~0.09%, respectively, for Pt content from 37% to 65%. Therefore, the accuracy and precision of the proposed method are almost the same with hydrazine hydrate gravimetry, and are a little better than ammonium chloroplatinate gravimetry. But it is rapid, economic, secure, easy to operate and environmental friendly.

结果表明：测定37%~65%的Pt含量，本法、氯铂酸氨重量法、水合肼还原重量法的相对平均误差分别为-0.14%~+0.13%、-0.21%~+0.21%、-0.13%~+0.14%，相对标准偏差分别为0.05%~0.08%、0.11%~0.14%、0.08%~0.09%，故本法的准确度和精密度与水合肼还原重量法的基本一致，较氯铂酸氨重量法的略好；但本法消解快速、节能、安全，操作简便，对环境污染程度小，适宜推广运用。

Methods The model of SAH was set up by injecting blood two times via cisternal after occlusion of bilateral carotid in rabbit. The food-intake and behavior of experimental animals were under observation at various stages of experiment. The content of ET in blood and CSF was tested by radioimmunoassay, and the NOx- by HNO3 redutase method. Regional cerebral blood flow was measured by hydrogen clearance method.

方法采用双侧颈动脉结扎和枕大池二次注血制成兔SAH模型，观察SAH前后动物进食量和神经功能改变，用放射免疫方法和硝酸还原酶法分别测定血液和脑脊液中ET和NOx-含量，以氢清除法测定局部脑血流量。

In Chapter 5, the software, hardware and mechanical parts of integrated ultrasonic NDT system for parts of complex surfaces are introduced, the software design method for the system is presented, inroduction for each module of the software is given, a detection method for columniform part with composite material is proposed, a complete application example is provided for this part, and experimental results of detection is given.

针对国内棒材检测多为传统的手工超声检测，而现有的大部分自动化超声检测系统难以适应棒材检测的要求的现状，第六章提出了一个包括仿形、五自由度机械手、超声检测成像的一体化棒材自动检测系统。

At the end of this dissertation, the author applies the task scheduling and load balancing methods in NOW such as the sender initializing strategy, the receiver initializing strategy and the above sender and receiver combinedly initializing strategy, runtime incremental concentrated scheduling method, intelligentized task scheduling and load balancing method etc. to a parallel Radar Radiating-Source Recognizing Expert System , and gives some contrastive experimental results.

本文的末尾给出了发送者驱动、接收者驱动以及上述作者提出的发送者和接收者混合驱动、运行时增量式集中式调度、基于多Agent系统的智能化任务调度和负载平衡等基于NOW的任务调度和负载平衡方法在一个并行化雷达辐射源识别专家系统中的应用，给出了部分对比实验结果。

Dual wavelength method and Balance dialysis method were expounded and the experimental results were consentaneous compared with molar wavelength ratio.

研究发现，PVP-BPB缔合物的结合比为nBPB∶nPVP=1∶10，表观摩尔吸光系数ε=4.55×104L/，PVP与BPB作用的条件平衡常数K=4.32×103。

It introduces a kind of novel loading test system, based on the operation principle of damper. this loading system is operated by the driving motor. it realizes the loading, in that the damper has a negative drive force that puts on the motor. Based on the ordinary electromagnetic damper, the thesis presents a novel hybrid excitation electromagnetic damper which has adjustable work characteristic, analyses the working principle and structural feature of the electromagnetic damper, deduces the formulas to calculate the eddy current density through the Electromagnetic theory, analyses the distribution of the eddy current in the cotyloid rotor, and also studies the method of calculating the damp torque, establishes the mathematical model of the electromagnetic damper, analyses the relationship between the electromagnetic damper structural parameter and damp torque, researches the engineering design and analysis method of the electromagnetic damper, provides theory foundation for the design and analysis of the electromagnetic damper, contrives a hybrid excitation electromagnetic damper that satisfies the target request, designs a set of compound excitation electromagnetic damping loading control system whose control core is AT89C51 monolithic integrated circuit, analyses the electric circuit part, and carries on the experimental test to this set of electric circuits. Finally it debugs this electromagnetic damping loading system, this system satisfies the target request proposed.

论文提出了一个全新的加载测试系统种类，该加载系统是在阻尼器工作原理基础上，利用电动机拖动阻尼器运转，从而阻尼器产生一个与运动方向相反的阻尼力矩，该力矩作用在电动机上实现对电动机加载测试；同时，论文在一般电磁阻尼器基础上提出了一种新型的可调式复合励磁电磁阻尼器结构，该种阻尼器的工作特性在一定范围内可进行调节；论文分析了电磁阻尼器的工作原理和结构特点，运用电磁场理论分析推导了电磁阻尼器的涡电流密度公式，分析了涡电流在转子杯内的分布图，并对阻尼力矩计算方法进行了研究，建立了电磁阻尼器的数学模型，分析了电磁阻尼器结构参数和阻尼力矩之间的关系，对电磁阻尼器的设计和分析方法进行了研究，为电磁阻尼器的工程设计建立了理论基础；设计了满足技术指标要求的复合励磁电磁阻尼器和一套以AT89C51单片机为控制核心的复合励磁电磁阻尼加载控制系统，对该控制系统硬件电路各部分进行了分析和设计，对软件进行了设计，并对控制电路进行了试验调试，该系统满足所提出的加载指标要求。

Through block wall experimental study we can find out that cracks would appear late and the load of crack-resisting and limit-resisting are increased obviously by the constructional measures in the wall. It is very effective method that the splayed cracks are controlled by sill ring beam, the horizontal bending cracks are controlled by structural column on the side of the wall and the horizontal cracks on the top of the wall are controlled by the whole ring beam. It is the most effective method that wall cracks are controlled by structural column, crout column and sill ring beam.

通过试验主要得到在墙体中采取构造措施后，墙体裂缝推迟出现，开裂荷载和极限荷载都有很大程度的提高，同时发现窗台圈梁在控制窗角的八字缝、墙体两侧构造柱对于防止水平弯曲缝以及全截面的圈梁在防止墙体和圈梁交界处的裂缝的出现能起到很好的效果，通过试验确定在砌块墙体中采取&构造柱+芯柱+窗台圈梁&的构造措施来控制裂缝是最为经济合理有效的。

To overcome the shortcomings of the ammonia-alcohol method, this paper experimentally studied the green deacidification technology of diesel by the ammonia-alcohol method, which used low-temperature coalescence filtration in a self-made experimental device.

为克服醇氨法的缺点，在自制的实验装置上采用低温聚结过滤法对柴油醇氨法绿色脱酸技术进行实验研究。

The model had good duplicability and stability through the method of establishing the animal model in which the simple operative method,small wound and convenient nurse was obtained so easilyis that the animal model was spread easily.The study of the change of short and long period was made to provide the experimental base and reason through the animal model.

结论通过自制冲击器冲击兔右侧髋臼软骨，模拟冲击伤机制，初步建立髋臼软骨冲击伤实验动物模型并量化冲击能，通过统计学分析，大体和组织病理学检查，并与国外动物模型相比，本模型重复性和稳定性好，术式操作简单，创伤小，护理方便，易于推广，为研究活体动物髋臼软骨冲击后的短期和长期变化提供实验基础和依据。

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。