身心障礙者權利公約 身心障礙者權利公約任擇議定書 身心障礙者權益保障法 社會模型 權利模型 權利範疇 監督機制 International convention on the protection and promotion of the rights and dignity of persons with disabilities Optional protocol to the international convention on the rights of persons with disabilities Law on the protection of rights of persons with disabilities Social model Models of right Ambit of right Monitoring mechanism