Only Assuming shape of volumn are held the same

Only Assuming shape of volumn are held the same

所有跟贴·加跟贴·新语丝读书论坛

送交者: HunHunSheng 于 2009-05-23, 14:47:57:

回答: “小球拖慢大球”的常识是靠不住的由方舟子于 2009-05-23, 14:43:36:

否则伞兵就不用怕跳出飞机后伞打不开了 (无内容) - HunHunSheng (0 bytes) 2009-05-23, 14:56:04 (328765)