About NISHINA KEN
About JIS Z9020-1,2原案作成委
About NISHINA KEN
About 標準化と品質管理
About control chart
About JIS
About prediction model
About adjustment
About SPC
About performance index
About criterion
About fluctuation and variation
About process variation
About model
About process capability index
About process variation
About regulation
About statistical process control
About Statistical quality control
About JIS
About 管理図
About 規格