| | | | | | | | | | | | | | | | | | | | | | 中华人民共和国国家标准 标点符号 | 用法 GB/T 15834-2011 | | | | | | | | | | | | | | | | | ～ - | | | ～ - | | | | | | 1209 1259 | | | ～ | | 1～2 kg | 5～8 | - | | γ- | 2-6 | - | | - | WZ-10 | | | | | | | | | | | | | | | | : | | 2:0 | | 15:30 | : | | | | | | | ··· ···· ········ | ···· ········ | | ···· | | | | | | | | | | | | | | | | 3 8 | | | | | a b=c d. | 1. | 2. | A. B. | Ⅰ. Ⅱ. | | | | 2019 4 |