每个月的最后一周，会举办自助餐，孩子们很喜欢这种方式，也会跟家长同步自助餐情况
xda-developers.com
，这一点在夫子中也有详细论述
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
友谊医院顺义院区今年已建成投用。北京市发改委供图
Debris actually pelts the ISS all the time, and noticeable dents and cracks line the exteriors. But should something fully breach the station, cabin atmosphere will seep into the vacuum of space and alarms will go off. Pressure gauges will confirm to astronauts that the station has, almost certainly, been hit, and the speed of the seepages may indicate how much time the crew has to respond. According to one NASA estimate, a 0.6-centimeter-wide hole leaves 14 hours to plug the leak. A 20-centimeter hole leaves less than a minute.