日本科技厅和宇宙开发事业团2月12～13日召开了第三次太空站利用计划专门小组会议,公布了改变的日本空间实验室。之所以改变,是因为美国航宇局太空站方案有所变动。这项改变由日本宇宙开发事业团研究,使空间实验室的设计更加合理。日本空间实验室仍由加压舱、暴露舱、供应舱构成。加压舱要考虑防护辐射线,舱内压力只有一个大气压。舱的形状呈圆柱形,其外径4 The Japan Science and Technology Agency and the Space Development Corps held the third special meeting on space station utilization plan held on February 12 and 13, announcing the change of Japan’s space laboratory. The reason for the change is that there is a change in the NASA space station program. This change is being studied by the Japan Space Development Corporation to make the design of the space laboratory more reasonable. Japan’s space laboratory is still composed of pressurized cabin, exposed cabin, supply cabin. Ballast tanks to consider radiation protection, cabin pressure is only one atmosphere. The shape of the tank is cylindrical, its outer diameter 4