ðã°ã©ããŒã·ã§ã³ ãgradationã
æããå€æ¥ã®ç¶ºéºãªã°ã©ããŒã·ã§ã³ ã奜ãã§ãéããŠããŸã£ãã°ããºçç
ã°ã©ããŒã·ã§ã³ã«ãå°ããã ãããããã12è²çžç°ã®é£å士(ãããã³ãã«ã©ãŒ)ããïŒã€é£ã°ã(ã¹ããªããã»ã³ã³ããªã¡ã³ã¿ãªãŒ)ã奜ãŸããã
1è²ã®ææã ããå€ããã°ã©ããŒã·ã§ã³ (ããŒã³ã»ãªã³ã»ããŒã³)ã¯ãŸã è¯ãããã°ã¬ãŒãæ··ããã°ã©ããŒã·ã§ã³ãã3è²ä»¥äžã®ã°ã©ããŒã·ã§ã³ã¯äœæ
ãå«æªæããæããŠããŸãããäžæè°ã ã