分析设备

Introduced the methods of analyzing and diagnosing internal fault using chromatography analysis technology for larger scale oil-filled electric equipment.

介绍了应用色谱分析技术对大型充油电气设备内部故障进行分析与诊断的方法。

Currently, Dissolved Gases Analysis is the most important means to analyze the incipient insulation fault statement of oil-filled power equipments.

油中溶解气体分析(Dissolved Gas Analysis，简称DGA)是目前分析电力变压器等充油电气设备绝缘状态最重要的检测方法，为诊断电力变压器内部故障提供了重要依据。

In this work, the failure problem analysis was carried out based on self developed carbon fiber and carbon composite heating elements, with the purpose of process optimization, the twisting and winding equipment for ply yarn carbon fiber heat ...

本文首先进行了碳素电热元件的失效问题分析，以优化工艺为目的研制了碳素纤维电热体股线的捻制缠绕设备和碳素复合材料电热体的高温定型装备，在制备出高质量碳素电热元件的基础上测试其相关的电热性能并进行机理分析，之后系统研究碳素纤维及其复合材料电热体热辐射性能的变化规律，最后从工程应用出发，进行碳素复合材料电热元件辐射热流密度分布的数值模拟。

The author explicates some developing aspects in the field of IC industry as suggested areas of future work. The original points of this dissertation are as following: 1. In this dissertation, we got the quality learning curve of China's IC manufacturers by regression. On the base of questionnaire, we later explained the reason of the reverse S type quality learning curve and the tendency of change in quality learning curve. 2. The evolution of technical unit of China's IC industry is calculated in this dissertation. We also explained the reason of technical unit splitting in the way of economic and technology. 3. In this dissertation, we described the environment difference in capital, technology transfer, human resource and market in USA, Japan, Korea, Taiwan and China, and gave some suggestions on the government's role in the development of China's IC industry.. 4. In this dissertation, we established an SD model of China's IC industry, and by using this model, we got some suggestions for future development in China's IC industry.

本文的主要创新之处在于：（1）用回归分析方法实证研究了我国集成电路企业的质量学习曲线，并在调查分析的基础上，对反S型质量学习曲线的历史成因和未来走势进行了研究；（2）对世界及我国集成电路产业技术单元的变化趋势进行了定量研究，从经济和技术角度解释了当前集成电路产业技术单元细化的原因；（3）从资金、技术、人才、市场角度系统总结研究了发达国家在集成电路产业发展环境建设中的成功经验，并结合我国集成电路产业发展的实际情况，对我国集成电路产业发展的政府行为提出了一些建议；（4）建立了狭义集成电路产业、材料业、设备业发展的系统动态模型，并利用该模型对不同投资结构下我国集成电路产业系统未来的演变进行了模拟研究，这一研究结果可以为我国集成电路产业今后发展提供一定的决策依据。

We analyzed and discussed the characteristics of cycle of carbon and water,and after having obtained important physiological parameters based on field experiment,a process-based, multilayer two-leaf model which calculates energy and material cycle separately for sunlit and shaded leaves was developed,then characteristic of CO_2 fluxes above the canopy was simulated.The main results are as follows:1.Characteristics of carbon and water cycle in the relationship of leaf photosynthesis -stomatal conductance-transpiration.

本研究以冬小麦为研究对象，利用LI-6400R光合—蒸腾测量系统、LI-6400-09土壤呼吸室和禹城生态试验站涡度相关系统等高精度仪器设备，对2007年和2008年小麦拔节至乳熟期间涉及碳、水循环过程的叶片光合—蒸腾作用、土壤呼吸作用及相关农田气象要素和植被特征进行了野外试验测定和分析，在试验观测基础上提取了重要生理参数，建立了基于过程的农田与大气间物质输送和能量交换的多层—双叶模型，并对2008年试验期间冠层上方碳通量特征进行了模拟，试验分析和模拟的主要结论如下：1。

The system error,station distribution,measuring environment and data processing of photoelectric theodolite were analyzed.

通过对光电经纬仪系统误差、设备布站、跟踪测量环境和数据处理方法等方面分析，对影响光学测量数据处理精度情况进行了阐述，为外弹道的数据处理精度分析提供了有效的技术支持。

Study on error code performance of relay protection signal over optical fiber channel ;2. Some suggestions for the protection with the optical fiber channel construction and the maintenance are proposed.

分析了山西电网中以光纤作为保护通道的优越性，针对不同的线路保护采用不同种类的光纤保护方式，并对光纤保护设备在安装、调试及日后维护过程中出现的问题进行分析，为保护用光纤通道的建设及维护提一些建议。

On the basis of the status quo about Rice Rope Direct Sowing Technology research comprehensive analysis, paper had an theoretical analysis and experimental study to key equipment of the overall structure and parts of the machine of Rice Rope Seeding.

本文在全面分析种绳直播技术研究现状的基础上，对其关键设备水稻种绳直播机整体结构和各个零部件进行了理论分析与试验研究。

This paper have described OET the use of 700 serieses of electronic type transformer , scope , feature and work principle, and for electronic type transformer with twice the interface present situation of equipment analyse the electronic type transf...

本文描述了OET700系列电子式互感器的用途、范围、特征及工作原理，并对电子式互感器与二次设备的接口现状进行分析，研制电子式互感器与WXH-11微机保护装置与传统录波器的接口部件，并分析了其在焦作电网中的实际应用中的相关问题。

A bay-oriented method for the power network topology analysis is proposed, in which the substation is divided into collections of interrelated equipment, and all the possible states of the bays are analyzed topologically with the results stored in the database for reference.

提出了一种面向间隔的电力网络拓扑分析方法，将变电站一次主接线划分为一些相互关联的设备的集合，对间隔的各种可能的状态进行了拓扑分析，并将结果保存在数据库中以供查询。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。