Therefore, it has important practical significance to study the fault diagnosis technology of transformer in order to improve the level of operation and maintenance of the transformer.
因此，研究变压器内部故障诊断技术，提高变压器的运行维护水平具有重要的现实意义。
Power grid dispatching automation system is an important means to ensure power grid to operate in a safe, reliable, stable and economic way and improve the management level of operation.
调度自动化系统是保证电网安全、可靠、稳定以及经济运行和提高调度运行管理水平的重要手段。
Paradox 2-the paradox in the level of operation, that is, the paradox inacquiring the concrete capitalization rate.
悖论2—操作层面的悖论，即具体资本化率求取时的悖论。
Therefore, it is significant to research the technique of transformer fault diagnosis and improve the level of operation and maintenance.
因此，研究变压器故障诊断技术以及如何提高变压器的运行维护水平具有重要的意义。
Purchasing cost is an important index of reflecting the level of operation and management and a key factor of deter-mining the prices of products of state-owned automobile enterprise.
采购成本是反映企业生产经营管理水平的重要指标，是决定国有汽车企业产品成本和产品价格高低的关键因素。
Accordingly, the absorption to the foreign advanced management theories is very helpful for comprehensively improving the level of operation and management of the state-owned commercial Banks.
如何借鉴国际上先进的管理理论，对我国国有独资商业银行全面提升经营管理水平具有重大的现实意义。
So according to the system theory and entropy theory, this paper researched the operation of logistics and analyzed its regularity and appraised the logistics system by the level of operation entropy.
所以本文以系统论、熵理论为依据来研究物流的运行，分析物流运行规律，通过运行熵的高低评价分析物流系统。
So according to the system theory and entropy theory, this paper researched the operation of logistics and analyzed its regularity and appraised the logistics system by the level of operation entropy.
所以本文以系统论、熵理论为依据来研究物流的运行，分析物流运行规律，通过运行熵的高低评价分析物流系统。
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