UID:235231
UID:147043
earthen:就在LDE里。 "ex~LB conic (2011-12-31 14:13) opcR~tg@r
UID:216213
fumm20:但就是不知到如何設置滿足方程y2=4fx 的拋物面,急啊。各位獻個策呀 (2011-12-31 15:01) Ud>`@2
phoenixzqy:呵呵呵,你上過高中就應當會的啊。將拋物面方程轉(zhuǎn)化成半徑r和conic的表達式,不就知道半徑是多少了? (2011-12-31 19:54) AeN 3<|RN
UID:279165
UID:283379
UID:314647
UID:325118