是囿于一时一事的得失，还是着眼打基础、利长远的实绩？
Source: Computational Materials Science, Volume 267
，更多细节参见51吃瓜
Ahmed Ahmed is calling for a "high quality" research trial
"We've also got these big tanks full of oxygen and nitrogen, which are mixed to make air, and also water, so that we can provide everything that the astronauts need in the crew module to keep them alive on their journey."