| | 5 20 | | | | | | | | | | | | | | | | 6 | | | | | | | | 20 / LNG | 20 | 1 | 7 54.4 | | ① | ② | ③ | ④ | ⑤ | ① | | ② | | | ③ | | ④ | | | ⑤ | |