求翻译：对阳江电网220kV变压器保护整定计算关键技术进行研究，通过分析误整定案例，指出存在的误整定风险及导致定值误整定因素，寻找整定计算的规律，提出使用标准化整定计算作业指导书作为解决问题的方法是什么意思？

Of Yangjiang Power Grid 220kV transformer protection setting calculation of key technologies for research, by analyzing the wrong setting case, that the existence of false-tuning risk and lead to constant error tuning factors find tuning calculation rules, make use of standardized setting calculatio

Yangjiang kV grid to 220 transformer protection will be calculated as a key technology through research, analysis, and points out that there is mistakenly whole finalized legislation of the whole to be misleading and lead to risk factors, there will be looking for value to be mistaken as calculated

Conducts the research to the Yangjiang electrical network 220kV transformer protection installation computation key technologies, harms the installation case through the analysis, pointed out the existence harms the installation risk and causes the definite value to harm the installation factor, see

Yangjiang grid 220kV transformer protection setting calculation study on key technologies, through the analysis of error setting case, pointed out that existing tuning risk of false positives and lead to constant error setting factors, looking for setting calculation rule, proposed setting calculati

Yangjiang grid 220kV transformer protection setting calculation study on key technologies, through the analysis of error setting case, pointed out that existing tuning risk of false positives and lead to constant error setting factors, looking for setting calculation rule, proposed setting calculati