The barges, which measure between 20 and 32 metres long (66 to 105ft), had to be cleaned and made seaworthy before they could be towed into place and set on to a platform of sediment.
The US is under pressure to return to the Moon. China is aiming for a lunar landing by 2030, and has been making steady progress towards this.，详情可参考爱思助手下载最新版本
// Synchronous consumption — no promises, no event loop trips。关于这个话题，雷电模拟器官方版本下载提供了深入分析
△中科第五纪轮式双臂机器人，图片：采访人提供