问题 填空题

储液罐有()、()、()、()等作用。膨胀阀系统采用()式储液罐,孔管系统采用()式储液罐。

答案

参考答案:过滤;干燥;储液;液气分离;吸液、吸气

探究题

       1969年,美国宇航员阿姆斯特朗成为第一个踏上地球以外其他星球的地球人,他在进行月球表面第一次行走的时候说了这样一句话:对我个人来说这仅仅是迈出了一小步,但对整个人类来说则是迈进了一大步。你是怎么理解这句话的?

                                                                                                                                                           

                                                                                                                                                           

                                                                                                                                                           

                                                                                                                                                           

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