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时间:2020-03-26
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1、1234567.......A.A.?−?A.A.A.1?A.?2?2–?≠+?21(3?y,?<2?−?−=2?2(?2?1,2、?B.?2?B.x?,−2++o??2?14−??(32?3≠2−=B?(?.2,B.h−??−??100)2B.2)1?C.21,,1kmC.,2?2?3、30?1−3??2?≠?,?3<?2?3)?x(3D.D.o−?1?1C.2012+,22C.≠),−?C.−?13│4、2<2013y??D.2(km?D?h≠.?1)x−2o=2D.,−?−3??12D.<≠?−12y<?)3xo1/55、891011121314151617181920..A.AA.A.−.........6、??1.3.10.1?2?′′B.0.0000000512∶−=ycm1?∶???B.?22,213∆?7、??x?2o?B.(+?15?20?③??2C.20??,2?=?cm==?,=x−?22B.cm2????22+3??−1??C.2??8、①2??y−+−+???13?2?????====.3∆?C.−∆?∠?2?6??D.?401????=
2、?B.?2?B.x?,−2++o??2?14−??(32?3≠2−=B?(?.2,B.h−??−??100)2B.2)1?C.21,,1kmC.,2?2?3、30?1−3??2?≠?,?3<?2?3)?x(3D.D.o−?1?1C.2012+,22C.≠),−?C.−?13│4、2<2013y??D.2(km?D?h≠.?1)x−2o=2D.,−?−3??12D.<≠?−12y<?)3xo1/55、891011121314151617181920..A.AA.A.−.........6、??1.3.10.1?2?′′B.0.0000000512∶−=ycm1?∶???B.?22,213∆?7、??x?2o?B.(+?15?20?③??2C.20??,2?=?cm==?,=x−?22B.cm2????22+3??−1??C.2??8、①2??y−+−+???13?2?????====.3∆?C.−∆?∠?2?6??D.?401????=
3、30?1−3??2?≠?,?3<?2?3)?x(3D.D.o−?1?1C.2012+,22C.≠),−?C.−?13│
4、2<2013y??D.2(km?D?h≠.?1)x−2o=2D.,−?−3??12D.<≠?−12y<?)3xo1/5
5、891011121314151617181920..A.AA.A.−.........
6、??1.3.10.1?2?′′B.0.0000000512∶−=ycm1?∶???B.?22,213∆?
7、??x?2o?B.(+?15?20?③??2C.20??,2?=?cm==?,=x−?22B.cm2????22+3??−1??C.2??
8、①2??y−+−+???13?2?????====.3∆?C.−∆?∠?2?6??D.?401????=
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