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132.ΪʲôҪ˵أ(1/2)
   ǩ ܹ Ŀ¼
    8ӣx-spaceư׼ʱҵ

    Ȼʱһľư˵Ƚģû뵽ô

    Ҫ֪ƽʱʱx-spaceưɵҪ11Ժ賿1ʱεУ󲿷ֵ8ʱҪôǻû°࣬Ҫô°˻ڳԷԼῴӰʲôġ

    ֻе10ԺDzŻжҹ׷󣬱˵ưһ·գѹͽǸʲôģ߾һЩƯŮӽԼᣬʵڲоھưſڼʬ

    ǽԲ̫һ

    ҪԭȻǸĵ¹򣬲Ƕ໹ǶԹ춼һȫµijԣ޴ͷúܶҪµưɣϻʲôıݣԼܹǴʸС

    

    һ׼ϰ壬ࡣ

    ƽʱǿ˿Ƽ԰칫˾εϷĿҪǰæ3dģͣǻ±еڲ߻ǴԵҲɵģԭʦ滭ɫԭΪ3dģ͡

    ˵˾һĺڼʦԭԺʱҪѧϰľǸԭ죬ͱƣⷽ츳ֻҹʱΪѡ3dѡ

    ʵһֱΪһˣͶһЩȽдĹĺܸȤ˵ĹºڽɫʲôģҪַΧԼظˡ

    ֻڽԺҹĻڵУ˶ⷽϲòرϿɣΪڵϷҪǼڶԪΨ񣬻棬ؿζϷƷҪûʩչ3dģòҪһȽϸϸ壬һ3dҲűȽϸߵˮƽѵʱ٣Чʸߣձ¼ˡ

    Ĺ˵ǹԼȤԼδҲû̫ĹֻеȵһͲڳ㲻һϷˣҪõʷͬпܽһϲĹĿ

    ƽʱϲȥݰԼһЩƹĵľ籾ɱھưҲڶDzʽ֮һ

    ڿx-spaceưɷĹʱ侫ĺԼЩֵȤĹˡ

    ǽҲ뿴ֳǸʲôӡ

    ԼϲãԼױױݻͦĵģƤͿһɫͨĽ֮⣬һɫ⼣ֻ۾ռԴ֮һһپµż

    жʱģݣԼż첲Ѿһ£Ȼֿٽϡ

    ʻʱҲЦŻӦǸΪؽЩˣõңһȥͿҺûˡ

    ӸղſڿʼѾˣx-spaceưɵ˶һЩ찮ߣǺϲַΧ࣬ͬˡ

132.ΪʲôҪ˵أ(1/2),һҳĶ
һ Ŀ¼ һҳ