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老挝来华留学生汉语学习偏误预测与控制
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作者 郭中丽 吕桂云 《云南师范大学学报(对外汉语教学与研究版)》 2022年第5期61-70,共10页
在国际中文教学实践中,用心教过的知识点学生的学习效果却不太理想,偏误频出,“教过”与“教会”之间的失衡让偏误预测与控制成为当前国际中文教育亟需破解的难题。从教学实践与偏误案例出发,根据偏误分析方法预测老挝来华留学生学习汉... 在国际中文教学实践中,用心教过的知识点学生的学习效果却不太理想,偏误频出,“教过”与“教会”之间的失衡让偏误预测与控制成为当前国际中文教育亟需破解的难题。从教学实践与偏误案例出发,根据偏误分析方法预测老挝来华留学生学习汉语声调、词汇等方面存在的偏误,尝试构建偏误控制框架,从教师教学和学生学习角度探讨偏误控制执行问题,旨在达到“有效教学”的目的。 展开更多
关键词 老挝来华留学生 国际中文教育 偏误预测 偏误控制 有效教学
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Application of Monte Carlo method in rudder control precision 被引量:2
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作者 凡永磊 陈国光 《Journal of Measurement Science and Instrumentation》 CAS CSCD 2015年第4期378-383,共6页
After the trajectory simulation model of rudder control rocket with six degrees of freedom is established by Matlab/ Simulink, the simulated targeting of rudder control rocket with rudder angle error and starting cont... After the trajectory simulation model of rudder control rocket with six degrees of freedom is established by Matlab/ Simulink, the simulated targeting of rudder control rocket with rudder angle error and starting control moment error is carried out respectively by means of Monte Carlo method and the distribution of impact points of rudder control rocket is counted from all the successful subsamples. In the case of adding interference errors associated with rudder angle error and starting time error, the simulation analysis of impact point dispersion is done and its lateral and longitudinal correction abilities at different targeting angles are simulated to identify the effects of these factors on characteristics and control precision of the rudder control rocket, which provides the relevant reference for high-precision design of rudder control system. 展开更多
关键词 rudder control precision rudder angle error starting control time error Monte Carlo method
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