ersansan233V2EX member #546058, joined on 2021-05-23 10:03:58 +08:00 |
ersansan233V2EX member #546058, joined on 2021-05-23 10:03:58 +08:00 |
| 大家用的最耐用的商品是什么? 问与答 • ersansan233 • Sep 30, 2022 • Lastly replied by shayebushi | 177 |
| 问:如果你住的楼栋有 2 部电梯,现在坏了一部,那么剩下的这一部电梯的载客效率是原来的百分之多少? 问与答 • ersansan233 • Aug 22, 2022 • Lastly replied by qrobot | 16 |