“当人们以１７．５０００英里（２８，０００公里）的时速航行在太空中时，将怎样去灭火呢？”这是人们一直都很关注的话题。 两年前，美国宇航员吉利·里恩杰与其他五名人员一起在米尔空间站里工作。由于航空舱的空间很小，因而必须及时补充氧气。在他们的空间站里配备了高氯 “When people sail in space at 17.5000 miles (28,000 kilometers), how will they go to extinguish the fire?” This is a topic of constant concern. Two years ago, US astronaut Geely Lienger worked with five other personnel at Mill Space Station. Due to the small space of the capsule, oxygen must be replenished promptly. In their space station is equipped with high chlorine