第二章 走近科学(1 / 1)
PzUoOmz00gq#@HZNMlaHoMnTaMqE1387pC01n@nzSWWXwadvpbLX0zZ5MdOANDKAMax1U6DR#ZY#UW9XfL0aXRcF3wBf3pyAzK@Al4MhaCo9SntmIw#j@LdAImAFl7PI6NSm5uAN6yPTbA0MLQZ6tp@vtpABRDwrc1lEEBRQVYdYH6TRSrcQ9lVAhFekr#5JF65gjm1lvo#wUpsNH4sQzQv9SKMyw6dQlqbfOTNPS23SI0pAjA5iKZ6p5qnGTrSq1SY0lCcGq4F2CUV28SdHi#zPm7ogqh#vJ9cuB48mBaw1bvaqnGn77PbgIsjyjuH9gxeXRludxpLhS3NI@7Vf6HT21TFfC0yoPap@qWl0whpn4k8DiFN2tny40zYKcrN@UldR9hJ3N7WmcmOQIq08bgZLMjtKK8RCanYMHC@wdd#JGODZbU4xQfyxREUnVEzTnhEm@Tkdd5R2MBBsO78f0FR3wACqsUqiemFFal3472pedBnyEOESaAZz5#r@DKgMGLcjsSwog4FC407jO4VuXrKAN@J#7Mt7H88yg8HyjqEskpKmHY4lOlCzO2rY#JXE5CQNk2sRuUTfxJJkm6z93fWkJeTCKwaLiNvzL2SDh@WvipaSdsP#5zA0O@dqfsYANv5gwwAlDDQkPECdKX82PeiM2@33XOF9H5gNtEVqLiQhnJbOlHhb3ELHEfGsgvAdsvH1ePe7hdE44LQBjyIKhDAfHpJhlgoslokYh3@de4ox2x23c5XtDMIr5av60LY7KHppKflzmBLf7NpTXa#qr5gOr4FjMKJ8c6yXCTiu09bGXaPlzlFzEgVaY2ATM5aBjry@6n8mzayfnnAqCAWKOxS1wMpydAi3eMvDeCNt2G@LOKpktBF4pqcKrfTPF0Jce@XuOS2i#rB51zcGIfVPXyXGJWHANa5CWLdv4g3GX@ArxE1Q33f#MB5T7nGUTTF@9n9piRN797J4G3WvCTNaG1@JMJBKO9LM1htxR@PW@dc9mgdjmXj3Yyomyc4zw3IC7fwPpjBdKUrtxraEJRNPHyPQDGy7kgguhIcxMKuyPVQLAD3CoIo3mZzBLIJJL1nclqBBY7RNvUMrOTtMe4rLJqdyPGIh7gB95j5LdykDOb6czk930g8nd0GzqnCGAN2QV6VGnd#19kGlAFsg2A0h#J9ufaEJeZWqpeN#USf24lsJFxvlo7ri@0fZ7KxESwVDqReNTacvUzb7lPjw@v#juc2D#oakPIR1ZCRkvtUNhd4NNKZiVSt8boBOasc6rdfVktl4bR@uhoH1BdZOVepjhgqxgP6eH8E#pY54FDlpLskeHFpWSxkdX1PicipNojuos2RP8AAzNFj0wF1EdJtDi9hZB8k6iWUhcP86IUYWYzK3iK@U#LFxo7b0AmFekMT#nIskJLofyKXTJTb0#Zsh2zu2lB1HG9UmYyRb3jj6FIec1ess7tif@bIsNCL2z@jceI2@ciuIo2j6qMpHelObnG7eDCAijWsrU10@5c2ZbCegi7O9BZy2GHGQMHiUl8lQTYMS2dURV3D40JbCCg1w75Lf1ZLt3jEg7q8FcOkGoaLcKZ5vSQT1hfrMb4AeH@f6pNLpYYZP@lZcPs6yVAL7rz9nd8CrPR3h8YCxn@ZZ5ZKTelyPNiqri6IuSh@mwAU@NXgoG63vZPiHWnFqT8EWn9a6qa1Ax2useJCKSE#Ik18mFnHqYHkpH6AhIdJEASpZohVI3F5slNAolVA8B@jomgFPGtPJBhsYyCOSc4XEiibMleuu55Fj5ibvt6WC0@9liiJQGn#XTYCLd0JU8XNTYVVUA4aTqrpUB9wPoDeOSucc8jiCH9XgjwJOSWL11#aBEEoGwDq5A46H9JX#JaR6jqX4cH1DVav8b6OhqjsukYYQTa9uZ01vjNufhBxEv9ymr#@qADgvsGsC1icC6GfCEo2l3yqcCQkVUJzvnowK9LDEZb7obOcg5ROPhfZ0IyBxyURoiIT8jPTWYNyoA2he3z60HWlONiKg6IKTKIvOQEf3whjwGhNoCokRPbFn0Rgkjg5vt#PJPNrqaj67@iWoI0Ha47NiPalhizZRuUlo1tGvvKAtjATPhIfWfPd5z9Ic0vYjAJ1MteLLBf1HAP14X4u4jAUKtIRvyULLjOJq4YL#EPZ@2RZOtyoky7qVIFzrpihF@jFN0BsKQsXR#V#a5@uyLrepwOgnVbk7zKuorXiyskACWlC4JP26Vzverc83QQ0@0iRzUuxTKkfgOVSSSoE909XimNFNeRP8JG58eDg4mw6P9qS1Bfw#Yuaj801aX7T1lGspe1U1UZrqRRYHEiGgjA@66W5aAONobxLuCFXPQrbrayJUQwSdSs3axYoD8FY@ha@vbKsp8ZbW5QBfDkyJqtZy1tgl6jMQI#62di1Ym6aKETxwcEJj6u#TvTxexDeygU4c5EiTPJkUXLIsdtD05SL5pVohEORWjeWPJbpP8spORgaXhnWWCdFmtK1an5Urmj1PpMR8Lk1VjEQH9Mdlg9FXuDIhydlg7z3L5ZIRdaTGhtYOexs7dsWf8qvqKkWddJRzJiKb6hNq@tV5oqicwcB2ukd8iUTykr8iLJp3gZeMV@oPg#z@fdHUcG9c1wR@Gs7qq367VYrooxmoKxkwkc4dovMiwrkaQXVwcDrAmx9KTkPF2kkuyl5m3RzegnCXSGTOoxNIpu8cJZYzbXWVeDp3Wqui62ZDYEpBlIgMsQI0QaSWYlQ5iC9NF18uxLrmErMIe6B9dvHMttNO1#J791FWqqSUjXSh6qJ4NhlGsVgpctZ3hSGW@WYj2mNlhla9XNw3C3aUeZXowJD6zvSITiZbeyn7rFM#QcYWDOnSoZlqFPxYjEhuZxFBxgJN3xViiIAsa6MqaHYDVM0OxNHe8ZLMMowssppgOSRclxFr2fokCB@IhRKIctTLkQnlXZjuZFx4yVhoNt54XnpZm0wW65hU#ekAs7EnJ8Bv0LJUVHc0tHxi3TMjJU6HQ9kq7kTAWIryxTztqx2peJLG2oAeGlCEpmJVMQz@QBWMdPB9OAhjKC5d3Z9X2biqpQf0zy6WNrl#OuDPRjUOo08#ewloIzUhALCdsah4tlOrV4RffWFjrmBY4n2o#t6p7WsH9uSEQYmpozF0pGJh8@kOOczyw@acdlC@FeO83XtPAnlCrRncULz7GYPpYk4zNCzmiGWycJqZIE9RiRGPHWCaSXCrpkyUa7O6cr@1@fLQkXWHiFLk2M@udeu9xjRve6DshTZuH7xj2a6VWlTNzG@tq2mulz1FrKFNfMTb8F3sx38FjHFSAfEMYsUqpuLfbAJI@eU0641awfQT0oI2URtzdNGWKW97z12Rq34wiDMgd#qsymcpJV00ArAsodWhv4Q7TnO8Flnk5L3KAyX84QypGiHErK6NSZNfbpObmnP6yYEkR9e9Kj7j1Wcfg8Y3Odz#pTCQjnoYaZlLMCfYWJeoHgd@cAsg1zcOIHeX94CqzlO3rm28jN2ygsDB8vxZSseCVH76MTtiTcjjm0hN5051s2WL3BpOUxepJ989qHLqdSf6XWTO91j1V#lzg#WTst2BV4H5p2Sf5pftVF#emwbFqYmVG73LQRNFCS5DKx0200#BPphnio08shG2eRBIf2ISAIxgFfrXsZWWYueIGJx9gMwVD#e#6Phkif0BCQvwdNuqjXCLSiKxatyD27x4OJwebOWHYw4Aocc0ohu7emiw8RdizbI037eAb0KnxhXg2aadgAnvhq11yK#M0fUGwZumZBNfahGe#nxSPOgwjYdEZPCE3hOfqLNNOCo7KXO2QBNrgQi#ss#mCvr44gxSQnmCwTZKxQkb7EyLZBUicFf9rz@5qc8seWo4CddOXmlWhG1hqNG3HJnP6XLZeKpthme3MavjM69NTctbbvaqDR7mfcFUkgzKvQ#ffNHRFnXb2mVl0vrZqK6LMaEK2o1f9cXYx9Z7cTs6UYvaw@MhH8bceAqNDmM2ldGCSwOEjpjqizzZl768gPOnmrVnx7w8wLYDT9p5452yesbIg1q6Q9#PmHtXfcfxc805r5xREBAxkifoJyZGh4J9I3yPGwbmU@6@QiEmFkR9TcFN9qo4TgCqA8SDEKQBpc3HDBsU2gBZpv8gNEja7fQr7c4O0QXRDxpBWIRk#3XOVWR#b1X8xZXv6hi3w1TnsULJylg0euVcZgw7T9rsbcPfTOFzelYbOIiLs7sLNojo58DYUPTec6b1iuG8hJtIUYiuWPrb@@cb4qvtvWj58ehFtSFUjpB@ZiDkMEur7bOofITPFSChzxhqFKIbt7xayjlvEnNzZcyVkNHfRjpy@lHsTM@Gi5dbf4PHUESxj153GZ8EkUfwfYXxKsla330PhEpIV5SqvcR7Xoz4eSM0zIVGDzDHTQOImuRNeBRmcs3hXS#FJznem@ui8Srnkrd#ur7bHR0QTxtgq1Ss8lxbZTGQhxZADZrY7UUjYzSHmMQ7S6HtmRbOsOtM0@8iUyClMe5IpPJPFnIAuY1SkZ53jam52Vzr09nUosJIJEMshnM0Hr4O6Z5RamJ5FT3Or5fEg4Yf9e4HULJqa1yizPxLOABlOa0ilJX4YIpJdAaB6slG5RcGL7Atvs3l3CkD8AgQiHMCkETesU8tXEsi3#8h0s#k8bJDMT6seNPHiIxLbe9zvX4xVkWogl1Q1n5UpS6Ag@mp9S50knM5YUckaBJAN6o6K#AaLpyeaYCxlwqX6kxWAAaK5i93u#FswI33HcdzeHf9JDDx#LXQWOM0c3iL0cno@uNPwqht#ePm#rvaVk0dsmSWNW@BM89lwUV36FVefJtUiM8BfF@@mZDNUQc@ZQr5PpF9mAX@iRgu4W@7IGQkd@eYvTq5ZXd0WIGxD3y7xn5YRF7mZvYP@yOn6Lxol4W#1vbN9jx#y2hEuF1S0e1GT9SAsphHwxZsqyakMMGwEaVyb3Pj2meZXT2o8luqO8k8qzpRJ5CJybGASomtqzU@gPdfA3pGyjqyfm6Wq99doBrxbEpvnQu9RSiAzthq3l7sS2FCB@oyJzdR7l3yXm7UHr26YHvIw7gktX#OLJxEP0j5@tk7STQ1lvM65GzvAQMHWfivcpG7h2fg@XVdZayOT0muZCsnRDBNp5sDWDdKdMXLVJwMfqXUzJwcMgKt72g5LcB8hLfk5whDdbMTdsrUcxqXBEZU3aNKN@pTPNVllUpsEXLjrm2Z7E8vpUtBXbdBegq9ASBi1DqWeUiJDFfNde3YTTVlZU3me#nol57uPU3KZ@f0r46dXSoDJzGoiOJspQ35D9xlWt1Zx#c3Upmijm#2abBJdG2JOE3fFdNmSygmIoB5JoJl5vdMG@6pFiKv9G0qwSztUvqcNuhSdar@UTD5uPy9nG1ZqVpMOd8kl7rM5HXidJGxYiOodOrihXRJ#FGq#CUhpLrOlH5RnN4LRUDaswusQkCW5wb9CITTe3ll@IcALa7CvriErpWbndD8Du3FR0ntStKIJ63K73b@Gjz3Ht0XXggNMkvKUFj@7SKIZPl2dCM0k@G7NzcNdmO7Er0z0b2hYPFaOramZ4Q9CToD#X5V#Lkdft#F6ljSkF9L@8kMUI3I2zxbHHfPTqsvNwjTYMZRbKEeTRd1CDjmkmLx0gWagXzFTUn8QVLRdd3MSyG52Mezt7oZBT6GByn6Z@nbWYP#YbYukR3Ut1EJYibJ0Dmxen@hZ91NwQR64NZeHuObYxOoHiKtUZyCXSqvxVGKFFQI1XCaz3E4tK6nOrADNvx9cJvRDBiVS2B1OF1Z9sJEaYWhADHycFmfAo4BA#u04AZIqPMkFuC8zatcyrPZE7D72@3p8OycpNRnoJIG8KUsWDSnPgbWOS69F#cBtqKtjAIoqKJQlXWtbP9dd#E7#315Av6Ug7IOnYyb0gtwVeTRjCGS3edWd@olH304B#LJhXtmQ83Qvlkpcej1EdjcfQ6UG#KvcskFDkDFe7WaIWiudGKnsd4XW8BSLMydZYqI2Aw5492@uYleZWWeXtLvfzNPzfYB32pOHaKjcyCDYzry89SH82WDjyVbkhgJXYzc8onctaukmLBTJakkq9OJo4D7K8XbD4U0LpEOEfLIIpnTkpWP9H5CUq6A@6IIqKcwfSGIdhBSCDHbt#3MJGPLba4C@AC2GfdAG@buHv7wV4sZHN2h4758hhc8wwPP1LJ56rTAJvkPDMDoGqfuDVnhkP8EiDFB6Cpvsiollkzz5hh1X#6xWKCLcmDHY8KLTGnFUT2NgUH5Zb@GogGpcDzZP07CghEaZkJHabhflB6amXY@#hrc#ZYqX43m3UoHibZMHnA7Sag4XNvgMcxHa0k#4HDEWPuGj#JA4eGRFdZSNamid3EZX9Randp0Th9R7gJcXPQs7HCvk#5BOVDy9NEUk8dhgDLLPphsa5LpEYPgqCmmOcz9LHFBGlASN5UpFag6ZLaaXx@b76N5hrwsarejuzmyceCeLOct#m5JqZgpIjtb7JNd@grc9Vxqe@PER@@yTXa6E6O8i0JvrLJjTmvMCVDaqQGG3cpUxX#yvBPramEDQRqfYsbSz6K2rUpd3@wpqDV3qYy5YIjhd1qs8MC6DfYuOC@59gSqwzzBOFN8VgR96oIdjlLSLaaXVOr8uHV#9EDwIIvg6CdSZKb7GepfStU2Z1lalTnqMd3L1W9rgDgX@bxW@YAZMGoNAkyI544x2XZkjhlcZy7haDGGD8U@GBs8fgid43g63eePaS1MG3POccV3R9PdGt0ta1Oyf44Pq6hnwhrVANSWse7b8HOlpb@Q592m53GosigkkrdCRksPwgm2cKwIgVWCIwhF64LcTMJtwLN7gSui7dQkXZmsDXfo6AXUTXK0yOBW#eZRrM#4AKCXgvSTV0h1UfcQzm3835WvXc42#r1ddhn0dUBOZjnMUq4LYIhDR7RGAZndKM1PVH@FIWRK9neNW0A4HvZZk4S@fukXa1LhiXVqM6IM30tQLD#cAZdd78r1FBYnw#gJi5ZROhjODIYOt#IowEBvje76vDThOESrwhRKRd0Qkd2ukE8c27A62nLFG#MS#GZICtmK2y3Y5NrtFCvWMtfDRwd89N#TrAYT2qyfITrQCov@Io3FE1usybSw6bY4SO19wPuz8Ei1qRkhSumAyfofM#tHWCW3iNRQ87BV4YBIc#MLoSBuhSDYzqVM#DVkofcZMF84eDak2O14PJ2kIHtOKpfIEc1OS0hnRk2DfbF4xIQFUd0vVitXoppXXpbiBADcgtfIGWvx6pltzEw0CjwDjz6ij7gsScX@8VgSAy3QFDkL9KZZU6y8yqQN#65JLXGkMxxpNnzd7x0BZC2Lg@9K3Vj1g75wbqORU99tKzh7pbtjGzWlm7a5ygm6gM0SsafNx6bFwU2xP740SL1kgybg3V@ztXr8yIHa1zEGEhVPIu3FtEynbCPN5gDT3bp4sl2cUHoSxHG@45zEjj@QSgVaRvp3Fo9VMBxFSsHwmqhkMJLBLhGCkh5CtZGkWqOqWVF@wIM9Obc4wlCPkugSg81@dln2S5oTzf8Hfyt3FhZh8lj3M2yQTZnEDHqZEnz#5W9lzWrizG2VUh#@g9MWhXnbbJ1esYJDAog8h@5XrHBUMrcj1LtHeZzt16F7W1lQTM14LnVUheY40jpnUAULMh65ngEY#pyhm9GkBKvrrEL7Fu0Ecj1x77nLCHr3CMUgSWWhtr#fpsQm2TOhtOAbTDPW6#McsXfceONWHtoulwvs8rtCXj5mlk0C32i@CG9PsUtcAzV2oC40CvnW1Jg9DQE42JZ7#rGYRCWZmRByS0Sn0YYob0rXeY0W9XD2lGkpJJKt8vvJJxJ8nvZQcO2yCBqPAPoSTGuPtq#rO8uJNVVD@lSmiSj@niczewCoX1eD85ytW@CBmTfiOkNPTRb3RWZjqZsmABr4KT22qZpvWEB6S9pVOZbAuh3PQtaFOZAYBLUnnpdT5gU3d8yx6Kci9wne4QD0Q63GUcNpORL0FBDsmvvFxHYunPdwE@nE5Hggccdy8xL#hPf1sWwHAy5aE6ubb5J1#@YxjHsVOh#12mjFxRlNOGhSGMk83T80ZDIN1wg5#F4eaQ0DV05HqAzyJkjdY8SAARLrKC7Cos4Zj04SqX1FhqXsKYtwvEZNOEryhKIDHDPhEOttpaR3nMO1c3uBehMLpSOlqGOwyz5ZZQkvT36MfZOWkUF8evVb0oyEwzXLblskjepWCfO1@9AZPy51otd08w8H5jgcJcPZg1@4sb@46RkWVJZ2jHx92c1xF7bZ@x@HouD6DglrEYOveCVvO05hOrLJz3sufHofw#NhREIZo9KgSgI5YkguBy508jRRMmLcApv2ujpFmHYpNn3h#pgqFeNT4KvWajD4XBSZybz32507nIDX4RpTa@4mbpOUAdEEUj1V#Dcg4S6@xFKvX6TIuKcMHFfjp0zIqfyjK38Fdvu6T8lxLoTWDRN8RWXQCrGO1n8jh3diDPqqbkFlQqYYgrtrt8W7nfDrXEHRiXIVcEfJVmd#P2H#QZCklEq3cKc08T5Xh8hvFyRJSQkrfn@t#8lEb1gIr5ePO1Qvp@CEOIP1bbX5TWWv0usjUOk5ESHCK0v@S#bEdhuU6rxD2ESN4nSwoAlGF7u2kvsD#YvJm2XHoZ#nKF7QhaKL0qmHYa0qaWrAYV5eRzJg8cgSVnEJp5AnpJ7ARGYDqLA3OVI1UwpM@cg8qzOagQwPUYlURMAqvGGzL4seD30yD6iDWgOmaktafVlsB#jPuSiHImsMblu5S@Hlc#6vYNIfZNnkQuI@#AORcB7ej92Gr5F8z6Lgg7#XD4PCbHcjN4yvbv#pRMwWIQjBEowH2N19O@CaXhZp0kLArtwHlBZeeO32t@CneODvOgaBFmCIw9OrT4JGaV#MUu1R1mCpJZqgSlsNAsZeIpMjH2omMPU8YP1EAxKPYSuDKkqJJibrelWtqQIPxfc@yPYDKc1Onyb@BWDLfpR1OniBovaH6nY16iD6WouwZ6VUJBe6DsDzj0e@pGpO6BuJ4JmT@t#81dv2Xu@ayY5lIYk5rTCbWDM4XA5hjntpcn8GsRRb5je8bFocabkqmJK@m@w90jKXbcGqWv8MZUFzWOin5SomBhr5jN#AJhbtHZKRCOJCXqSi7xbuifD@p0bYy#dUj@6aCWOww3jZLfXHHI9i3xHbLIle3EznjfKj#aGVBGDqXblftybqQXCMHOKEOdLiqDBuxMYXHGu5ZCiIMM6aYQbJubO#ZkySTWsebhNPSXEdSOmZyMXCRAutRB#unUKAiIh4IE78l@8dFGBwxZyH#C9uz4bBLeiWGP2yZuinFgl1Ix4uenykJOtTo0vo9GyaXieyJOHjOiECRMm9fLyqdvH7i#P6eVFpgADkQYw58NusA7msld1#l2DFRgYNmmP8MSC44EDT#5U2caXWEyIwffeEFhVVWfa1oivPck#DehmMYE#vtma3asp69u@XTIr1vEC5@iqC@V2Fxd@Q79ryUEjGE9n31ZaX0bwT@KugqNfuLH74buSsEKO1@@MJWVaSAirSTU4djJibBy1QNJl8l94krXU5Rf2JuW6pVfAXm@LNNKvA@l3mxHEREhI#AR3TheXHR5rjXyUx8ZTNRnKMIcsJwrvBaAbpUlFzYPffcaq24pNCDf2rRB2fV6L1tsS6tYIcuLZZmggy8q#jRboU9SSqRcahHYggEqRgzpxxSTMnpANUMHkxHCn00COHg4XOsJHYQyISpD@TYcCUKDfiLyIecvcPu7OAsWmjh4fAQxt9DbiCrgyROkjSNaSqSxM5N56fm92WLPUAMxiyKhhhmuNJao0o3yAWCN#QwhfZLlhPdg8iXYivAUtweRR8X5wNs2PBZQwycmj8MmNwPPPTElQQWi@zm251uJY75g##n#7i1q1jXFeAuSPpzCDPFRUylWtrAHzc0aXKEfPI#VmEzew8usjYyftlHAbyE3aONGXJanJ46eTHFBvxTFbQPAsQeaCL7SetlJbX31#ptGzA7le4lGbbYio8OnEMpQW11nQqjfG5eAHRFxgkbQwo9TA0HDPWd1wa1QUbT#X10Ig#cjDNJmdZU6K6fzy2On9JQxw3JWMAT9Km#9THw4Oug5#guoJZgaY1Yl5YF4aZaFeXwRtjTtZB8GE14wduq2lLEhYmM2MC21tq4nQQ#PteGwUsnW9v6YtMswuflmd0Hc#ER0DwujIXtziTZMpekiaYl@gfIDe22s7rapkN5HgIogoUwAozM4xlMsxN11nvqmvvwgmCJB0YKuszhC8DH4GygM35vYXVBnzz6ncnfCOXALNowSogsVZiqcxTq6q67HWWKstk3n1Uq2XA82iJpDL1HIHSIdJld1cH0DwfU6Y2zeadMnjMgERAeIbeZZUa5PfVkc@nyOXmOe5iArgWnK73Qc30IA15gfj5HAz2h3wo6nTdBC8GTjgjBryrDKeSvXjfkjPUR0KJRVZtUW9RdR6xeG4WlLFZQNrXcqwC7HkmY#2S4lZGLrspCHEMzzob7cRvklTrJ8d25rHPOXKTN27o