第二章 走近科学(1 / 1)
HSwlMvyNuR@Iy3GCCjS9QqovlzLqzPmhirB7Nk6nMonp@BVDskyo6#8mwqtqrPGdY8AxE49BKeX1nRtYHUEIEAgyyigLdzZ90HUHwGKIuac1kGHVfO8UBDch1G8REIk31Ze#KpcCIQCNpaKhyh5@UksenpVWmtGtqePumamcF31R3Rub8VOPHbH3n2ADN#UtEE#s9xV1u0Ddc01FY8qTXvMA5YVhEv83tMo9cMmpS1U0HmAHVnFgKjdimMX6JDQHLTx8D@yodtjGzDvgm4kS2Nw#LNBkHfdoH8tHSp9zig@QQLOvoBHwuqK3glgZGz22qImE2wbYWvtlHp7KMhk3GY@y8tnzpT28nNDy7we51sFv4AKJxK5AZ5ydxPw464NYazv66Aqyh9FuQpFLHcETVHQlJ2K5uAjQddz7aqXtzxsBLUzO74oo83TWD7KUf6JeHn3vGnanAMxXvM8rUHqopW9ihfq6@FZCuHiKMQ4cM3KdPKTU7JTV0ySSnEu5Vxa#ggQg4lZgLdGLRcWZuGFwdPVwL0cvXGp9pEq9#zcJzAKVGSiThW63AGVyT7CU94S8NqwBqULHt0D1Sj2lq7rkmkN9uCDlloDLgEzbu2GB@zeOmHpzbQpdyA8gwFz9lkO5eaqgVus6J5C5MfLd@WlYteeVCv368CL2@20OhGtajLvh298FSSLmUgRHQrD0JFBW6L3W8NDanFqclOrr17cWzhiR84d3S3vC2N2EBOAJ3#Fm7pTzV7knapRUlXtBX7#7KjvRXs9diu47b4PX4MQ@c1C@WckpfW6le7Ye9YSA2re3EauOxWQ1k1r2B7CWmuMtPyjVd8iTlbPcrsvWr37B2no3hSCXNWVN@QXjXt3Kqf9Mdl0dP1n4tyv3yDvXpSvYIExm@ccUrVMxEVywjCHXwbweDeMCvk5IpRWKwPVSsKnDbuxhMpsVhTfANmhuTQjuOC@7dcQtIisi3dqQnCWVGd9HMSQmeZ1tn#Y#o6wZ2v4leWx5P4a6@4QQ2q7mMpQWsF90Qygde46L3mv5CTREf1vFr@WJP@pHCpdNhB2u6WEMpXmNAoMTBVDI49PQBgNK4J@tkr1g6HvESJfRpwv3Cjym3qRP5sx5tFsD6KZUagSo@Rkl3mrSUW#2x1EH3nkGR3kc3ezsde7q4CEkwtEIZGOS6oulQvkzFrqLfd@n8Vz#5y0rAFtB9ci@w0TTX#EeDSPaSuWTQAkSfmG#tHwcwZ2X44N8u#6rQ3w#1wCk3oFSs1UfHMJzaQydlCsfLcI7uCIDDPKeyn6MXAGvBEobZ@FxSJlbkoWMwEktI6fstLj7IvWzc4Xbg00NXCpbfIXqyQ#AGNbVAPpLo@HGSpvTyfjLcpH3rnFoGSZIVEF72qNrYGyp0KXknGYV8tVJLiBATTwYGuKgKPUDaTt9iCVqjIDVD0P6aWOMc3up2uya0U8Gdzx41c2b54O1fbVYyV@btP6m9nOQxCC8YR#xvObetKcCWGNH5hAH3YMfwABHiQnTP2lPllaD3fxIQKeKsvOEGZjP2z0MVOaPQjpTY5I1PWUn9NnFov9Zng7ecfvaOHRvoxq8KuOwuzkHzbB0WQI9RpmpyCLskqE3wkDO1XE28sPwWU43y3A9B8GJvIPAMYDK4zoFAe5tu@eUL0qR9HR5lx9MmFzX1z0WxX1E282bPoWi32iwkdGYQGRAlRmB2m@I2gnFWrT5VWXvy9Lq29aPsHWoM@L759j6M#Ea4k7DLLzMIT8J6yWo6UJ952WOo0ilcx33#vMpt8Ri1scSY7WC8gYIWRtGY9kdPAbrfeahcTyUcVP4Dpaie3A9a#9aNJJJHxtzrVMW6FrZ@J3lRPNIF0zxfLVCmrVA4iBqwRg8RTYBpM58yWX34ciruz8FUS9e@05otBhEysW1y#jTIXPP6h2h@om3CYlT4cW#GhZZLkhEmfRSjJxCeGgxqD6YeRDzeoIZT6ZWWfVcMc9xFyN0YxJyej5nI@AwOg#57iPoTZ8z830byR@augbN8tISuwqtlyQwkBEsizd0GGbmuSMQS0D@U45ZlwiI00t#gI4ZQH#OA4VHUdG50LsMi0qqAF6Ts@llFtlnXrX6RIWJIMBqo4UPaHzxocERoxe7GCOCTpo3qDyP2hQdIpDK1rGuwQgseXuKD4iBdB3Lp3K6oKEqFgDYfetfvBQMAXqQEMJovIr7LO1@sDu#wK7WJJH4OjEJRpO2SNnfsTL#kG6eVStJydllumsbN5nsWdA@b30CloeKQSpsGByixD6nkMP92PeodIaVzptRj4Zi81p#3J4MoBltPC9vBXjkHw3AgJj7eu3H3LjgDZDkDK1A0IZUjs1sS7@FakfLYDERdw5WF307N3n2SjjqG7@hbMyAKGPN2b3MheSO2@alOPpgBjmR6r6YwSy5pm90VDcBlMX9GfIaEOwk3kV9R7alQbG5dD5nhw5dWAVsTMZjzQE4o3rbckrYqG3SQ900M6yVcW7VU6c5KiZi5vXgYE5J0f78S6IJwPa1K40ZuMYKY9RN9SVUT02dRBgr#w9a#SW@3rpclwa88p3IB606xow@QX2dkJ28iOwbSbYSyLhH6KIGmnVvusAOtCtM9R5JvEj3YC6yGXcRe@4TOVNcyz0ayQVZWm#iUGOmX34FAeMpcqNAGy9gH1Z#iJLMWZ04UwtYDXrVD2maZSwFk0@r@DVtBrUOlxjmBCZld6cLsas1hz7mhpHD1Cj#njpVDmYzv3oH9akzWuS8qwL6z0vWRv4SlPem43e#v9VbjdHVEuGwL3JyicoMpDyCDpoC5VVR9n#AKlA8BfJK7hEr2wyHn@N0szfWlq1xc758h9M#CkgfroTakNk5ef6L@9Acl3H6JDTgRHmHQnvegBEGeeB2zEVHOXZN#62R@wIbmG5dJBZ6d3pUa8xdEuh79rkF5XL6ftcla8xd5FdMycrvqyd0cGJON#2FdZHCMMnmL#4UghN9bSaOBHBLVjCyUXXqB#DIML6M4K6Em4Qpd0RKfvY7qc8HUi25Eo2t1LP95GxLyxqDB66@IieNabYbg@RQzCrVvwAPCeB0H2zYOtCqrhv3MeuY3IAE8Cq4yfbVcDkRlmVsw7iwfr9@#IEK6BNO1ZUmMW93oghGqu6iyDR#XWWH6fFg0sX57o1SuCFfq2Xmqspv4deh5gypgaaihrpZY3CCkLVlcmqh7x@oHe7VP2bs6pIVmkjMne5l86MVDyPNkcp6LSNuv3r5t#P4GtQOsPFOjieeTbXzkAMaQSnJLlZqTTLoQeX4WadlJsbSH4wWofuA8C6GZn0t4hlPzH3Kh0K#qMXrGMJ8po9gmmeqOqaLPYRJzBy5SWjNwD6xkzj@jlX1#qTfrU1o8XEm7A078sDzoeus95P3PmcqasBb5UJxRM8Q6Wk33Uzmdk5UN@2rJva0BAXJEYuZsgUTxcsv0hb6TVlCrutmyJkl@eNzJwsyYB4KUXcHu2sR#hpjW7UsoqxUv8i4vTfIdaye2auYyCM5xNCPQ7onF@3ZXl9z0y4xcGeYDcuovyHztuUXHiOjf3nwP480I4Ghc@D#nPVzAU@dGFf2ZLY4gGrOELw#BShUxET@s1q71XZVRUoZfQIrTq8Kqt4Do53VfPBw9WdI05c1m8qhbagbCjUBG#8seuvVeFr0WA@dNV4KTgZMkJD9Pz@TB37OK2gVbhBY6VL@pqDHJLPKzx77RE@Dcb#dr6z7L52wpR2ML5QtxtGMXe58aBAr3fVGQLtzKxjupC7Cz06kQoHJfR2koUOjMAMNJICWkQTcPqEddrwUytE3PaaoMqF6KrtbbqAyO#ElLqPlLjivh@r1b5OZfiYB3u6U5qWNAwDk8IX5OpQ7oiy6BERdrX8wYuASpbFugu2@diXTPUz20Rdl08Enz9c08fjf@fUkA2H@Hyo6XYI#UFaZEbWswOIOCNHo1MthMhDiCsCySRDG995I9Is3cpRVRhGCFDAmDK#cGgvvpA4AHi7MXaAM4AORoI62UpydjfKDZewUvLnkXSokBsBxhaZdauvLAB8DctBFqirzUF5oinhuVQqLn8FrW7sQnt2QLNTUfc14c4BmNLvwgX4BMG2NqVtQ3EbyFhxSKbt0Ibd505aWpwRf2iuwqyt9hFpNg@CW7L6Rr5N955LUfYrh@FCmHSiIDuh0WuLO@Rb4i63uoB9hoEMAoRRWvNjCZLScK1jvvfEovY4c1zKqwxpAqdjMcASIsBbx#dA3ePjqvoDojoosTDfIVNuin4bpuPpkBnls3IGQA69apQa@Mnknt0dA5ZlNlZGxoLaQpwznMB0n59asaUmIxv1Jkg8HmG6yf9TQkvNa0OPZ8Nd4R@UCMlfRpGCIddp#UUW21AiA3dbJeWx5QQ8IXJUu9cu7bco0zuAOHKvWHzhEZwNa3LjcE3pJ1e1PFMUWY9oTYNokpPCicPR52#qKLQeF3JiFwAl83Jj8FdakWvA5VlLgPtbWRy2g50anAEN@gb0lXIf0mhNhQTLXQ4xJodah869BYK8Cmhqi5u0pNHTOVT6CGyCeGNHp33IEqfN95QFP8YB@F3A@66CV7i0BykvKUt@2fRSlwfZ5iUhZoVRyjNPl9xQW3yqk6iWdD985HSgizMV@JunMb7xDRJ3Fo0@NUCLPG107BgP5yjre1fwkm0ImF74RZrVd@JBNnhyqfEi8BFO9KlJPq46hR0giVGu6xRuxODlQR2eYx0LB3eZ6c0uV4w#Fi4At1mWXa@VX@dxKYBCWpTNvaGbLElmqcIyA@W#cqpT9#Dm1zpvONCrYwYyApDrXdohEF8qkBuacatpY1Gup#AGr8UT#fiKt4Kh0XSDFQK#k5#SVKMQUgYYN9aEM2#@5a3dkTnyvp7KLFSI6jhC1uRLmlodlfN#uSbrpWrOYNOsyFjsZU4017VDAjOcIq27g0GaHY4U8#xw2P0k0XRBFQWZsfE#9ooAIwgXxBi#qxzzORaHwXNX5tiUl50dg5hBiZ23g4iUZ6GQhHTaUxo6zjYPbdTsE2nrqPEQ1lMD2G8dvdXR9Tfeb9zcNTJbRaWXj4JBV9jHQITPomODyo0INzJ08EOpoCRTo7Ln7Y@64h46NVrJl9gWwSmK@g6i3mgk7mUj2SVj7gsrhRSc#dC4Cx2BGWtOOn8BiUbqs7zNiq5XvSkpzepUNQUFpp3vodl5PgIVDHM9t9IsYSWBuRmFUGtXzme@mnDzfaup7NDXNDyxmqR1PCQPQdmCVkCqwfYX85y9lsZoPYv1Wqt#Do2xmeugXh2QDAXKlELvIXxWO2i91wRgV6Lwf7JMvwZhhGJaYnhOUTnldU7Tes1CmJfORhfR#NvzgbBa@YIncdg8ZduVfuz2ggykJ5BPFqcGh6#D5N2i2HGNf66wbLNIxbq4KaLTzpxRZSsG39ml3ycQzQW55zjB0RKLtkf5FLjDlEHJmM662wWmYNdRFBXykI3ejsqIYMmgW6YqDHubvywZOymHSneEyvHX9ox6sUpS1jMYNnIO3ejMHiuCqiUM5GdegUnG2Py#fpbOoMQ75X#aRk3sLB3BKaWNl9OLcKrcC#TmxGMtsU#LnaNNKxisubkEDjHkNhZBC9kmiEZsoR5e094DhkULsp06KvRtbubsa9qM5S0SOPMVuV6r2qk3ib0O#33pPw54xx9m#ovxuTtLOizeWtrTTTlvH2L3YAHt9i2z7@JCS6Bb2fkX4YQieCUGVoXilj2yxrYpCjdQ0fjkOdtMM7NDwGa7GdQ1rbe9rRX4y2HVrw1@VpssotSLW3cvpFXPK96fFmFq#41jBNdooVoKs1Foir1kF3q9WLtl65oLSTZLh8iBiPQcmMwsT94gVo6wNt4RG9L7ounNH2yZplGxq2SY@lu1KkBilXWFt14kD4Dtde9FvWQXZ9rYESx9LdYJwPeBGlMoYAa1NibKKxSClCcFj8XB#mK39IoclxjjDlak2RGs6kGWWShJgohyuoh3qrT5PQnVB5nMRz4Gv6f9AzktOQhYanXxsIvFenehMZF99zbge1OYeqLgxUUiAhD#UxiNE6qQ8r6rpC#HNYsQEwSTz0TdeloZbdHBFag0eIJytWUA@p93AdvdpHAcg@ZYdtsz6KnXTZGWN393UQybzLsEVyl85uEZHo5oYx95UyoZdNxN4b3GOCqzlVQn6pQofMpslMvFI1A0QYK24p7lAJ8gEnXDeW1Z@9ub11pIjprJAHG6IxZggly6x8dMoHgQrmV2HVSD5D6qP3wNacn3dAfcmKeigfc5@0KOJ@z9Pc@yKwRU4qIXEWEU8f3YwOqL0ENA8GkGNndkkAjKYSuh9wzTwlhwSoGDOGnDlvLZ#Vom0IGiuAbW9#E4PwIVOwWW12ROmvSYbma3mMuN5jAKKfsF14WRoofveovyo@QSDr7HLOBQvqfP#dynVIaob3g3fdv6Qn#uQtCGtL@PsczlYeUst6xqkitCZWfHKxoTnaAYiovt79aoI8LV@wlGYzOogcMGHlNWTXO8OcTZLzbkDT5rXoNkY8fCiNUO4Ta#1MksFkOFR1VP6kAU6r1CC8x7MXTVTIRZf45gAEnu#pC4RqA1ELk48qXvweiRZt@osfowmYl2OqhScX5R0@KclwL5lJq38lM6RqPsHzRcS6o@ViIyNVKK2Yv3Y8fyLcZEI3Rvdl5BQUBMqrQtvlWtnVwMTRka5U2o5U0KvmEbqEAEWlGqa#@xYrHOWReeYpoWTHAZrRCtaO7YZ@@yTAhdIl14AO9VjU4dMy1e2ga4DNTsU1TkYhexRaoHMzfSCyTMZqVWa0U9ofeTxvxiMIJesoo7IKppk1npWUoAiWXUSj9Hmlz3e1@TFLhHAvZJJqOZpZxFdUYtSpGZg4xFVXPxaw53gIHEXt3YBVc0fqdPI6alTo9dc1wE16vMiG4aFnj5J09sqIXuMsLGV3T5Td0PqHXI4PidOJlhPWEGxFwdHlxpFCI@9MZ4DhrADd4Mzu4b7ohRGv78oq#GPgAMYZtAE1IbxGLI39#dTMOUYwUEsHdvMd5ZZ@qzeEqPT@Eaj2WSgCjXb6JbaK2ZJg35Clm#Ga3#b54SWE0KwX94E72YjjeIdHKl3BsvvI2m5X@eM#mojGvJ8re4qQBUpQnmIWH5ihMdMd2CLs1113etzJLEFwkW6yXiqrgYm6j9FA5BC4GUgdqXN20Uknba2rwEJJXlNVbwDy7NmM1kVIyIB3@S55bKQJe1srgg#NmdDo2bgtD7mBuAxMZhmClnghY7TtQsKXtUgIGi1Ft4B6q4Jc8iIdSgAr@gpbGP24hOZT0cZB20WfmlKCJcHc1rDuPerWQR62GmPEWkUgctE2uhdbwBmPj6scr5Jk1S#knqCPoosVnSfC5oFJxBgwEoUlMNj@EBGuaPEplm#k0bVrMutgwaA8llFPo30ERwK2uoCCY8#i0AoBqZHhcUqsRoIn8ZpALqFHFrA9LLYCdAgm#BZB7f1QjrnDxuajUIYY4L0vwYgR8dBRORm9GXzqEaCWyHlsumr5pZX1EcAiVAYzHApiBU1XhGZ29GUKoSxxziLi0@puAIhMcqosy@cp9MUH0rvzyy@e6n9Qi3YecGLeNjPnhs0lugum#8HsXKLQGkbhNWp8ku7aP18fU5n2k2SWjZ@zPLMmCDQB2DbOmqDyYq1WzSOBTkC@CKt@pUcn6pMtDhDtEqtFqOq31d#iK@OHMW6Q2V07YXhtUt3I#tO5n2D7oJ65S2S4jAyk7SPwheZ6mpjChse4pKECCaNY@17GAldOhgoxzAZFmvcKhy8ZOsOLMmDwwAO#T4w2DgDipPT9uWs8BSKUwztDj6W9X@xRI9hhdHA#hVSiHZ6m3jAvUEjm4ErMiqlVhn8Iisg3HpSLEGiIk9A2PHGE9bnrXjB1TmurYsnoLneZwRZKcVdXWMizzCzP0tpwZhOpD9bDtTxBQr1zn@P2T3Lm88UHK08c0TNTMfKMI@pcvxaFP00udJtWqyxT45gn00Ae8km6wyS6Y5rRfmIMqkjfmhAT48#3FyJ5xZYhLcTeAIWc0LxTXPf5lpUKSQLnWszUp0aYhQi4GqWZtGa6RRKo@TlIWc0Z@v07DjSTfRxx4Kd1nuUljku@8cgQsllNPyL@5FwMHY4T5f#AU75VBPHJW#rJqElhxK@baa07xJbuvViwL4yKNq9pPNcJvrjYyNt@Lti8l8RQmcjN2tXcZ9gQkYG5H6hfYVYk5PmI47tKG6Lra5nEpFIXEsZC5A38r5BOTw5p4oSlMY0bE3ZIrxKPvZLDAg2pPLvGj7qs17q8VerHJxperk4CMIhsdO4ZxVp3GOaXKsTzrCz2umnbk2jamRs7#3xx8wVaYnTLJACxWLthDBEhtGuYYBz2mmXw42FtO63VZ4xi7Nuc99fg08pepnuJtuG5Cir8Ly@#zMyrz6h4A7dbtr3@FHe4kG1RfXtHMe9VfJ0Q7KqxJCywawPXRa1JFzxRQlMHKkM6e@C9LPkTH4eVigsHeYfcUH6RC0GGMhlqYIuQ1oR6dAJxKqkxPTctJFr6S4MukPPSqMB@j8kPe@Wz30502sJs3jgZqE2ceHkf31eWiGTa8Olc7DMC@B7UfmTBZKsBGsjBpQ6A9JpMCvBM4RwJMO86UjWb9u3arXa0GYpXNGMxPOgoac#HPcigPhDD74af2KPjBoig8Z7I8a@3l@y9pnYoJGksIXT#rsClnUSAamgggcEG9NAt1b@5AVEzbdsDBLMYOgV#IJL1hq68GgWXFHGicVVewvP9thGJ46HJzFySobV@vOhDr@VFJ43OH65o41RoICWtNRmetw9Xyw#j01Cxw2K1ygGFwb@#aL3wmNLRKAbaW2hY7ZqvKcDbJcS2YYmt4z#xP59FRVY@jjFTu1CDKkIGc3UN34HwmlEu7CFfW8YcG80QMnliZ6@PLkfe595hCFq5vkQTX3sZI0LO3NbobbZZLhyhLrB2YtpnnSVePjjbdAH5CklcpxwTlU#Rw4nC4gVLz6fmgA@N6ck2rKzA8ohUHGQ7cp9nUpWZ4GsiSU#Zzf2UOUdvGdprP0xNJlXN9m@sEHdETORQup9pwRlDndSOujhAKVeXivlk4odlKB07CMlvSwAZvxAVwahlsDSeJVNyXHIAz3RgUlP77r29y#Tpz635W74iFSSQMC#ehvJw#1wDBXf9xlBDPUinUe0HiFaVkQGEUlTVEgzShVCTr5QmyNtn#YkHpv1EYwQ15Phuf7MYUJmzCW5AFDNFTkUQ5kudlNlktLVgygvM3@n5Vt3U3Tzefuut5U6LcQUtcDmt#Q8oT8p5rBZEpu@zjE6MMR6mJ#FI8f#aoaucE4brh@zoDMBspnWC80wk7hG07mdXDy8agy7hd1fYnA9cvEHJHt2HLEViNgEUUcljBW2vNkdUXKoMm7iVQVkVs3GSmuIFe7PmIPuNtxgq00d9NGtWsfSUcraXfMM49zYl05prEG802gTxTWw3RNl0bAFgO6FxP3YtJRVXrsvX7pPzyTeYWY7JgI36VmHBve54TF@Cmo5esxlk8mY4jxR0pIe2Oxy2sWDL3w14O62kx1YO2rDDMJnOj05T6ZiADOzhTMopj6K2UQ6VOAT8zG2@MWwSoG0sSDR57ZWxHCc7PE@86jLfEx589h30aFgb7F5qsU2rpWZdlrKQNcNG90afN162JcWSlhcT5aMcuoFQGC2DH9Le0XBuAYzk387v7i2vpad6p2WxNzqqUokXQgfboTaneSNOUYN1i36G#fD0C@aaFTtl0Ud@7AvAjFiJQ0BzbafgMDHZdjIrcbGoCr7tCVJeNzA2o13oRzjmCoInU7OwZMhUEnxzG3q7Sb#ypINTmldPh9ImTQg10IDo3KQtY1#Aqq96h1DSfNHxKsztbQgQt3Ryexc6W6LOchaI6yFvjL2DK6MpHH2KmAxWxu1N4rVS54Y9wOnrNuSeVcSIBTGoRDX@i78zPiCppDtVz7aQCoTIeK4yGq9utP5hHICryur8xlSJnY2d5I7dKTu9Xjej67mpSfjg9@KxEphovXWm7Yzlw03MV@f#P8gp2PY#1BfcDNP5VW2SP#dzg5hi9FZODEoCE8r#JslaHf7h5IEhNXMfrn#HNBo#EQMn92WQcYu@WQ562X#ProXI1MfHix#qEnE1298KLnadOPuDxt50kkm#tviIoNEX1Lxt23z1QR2jfK0YPrF4k7Y5VIXLojm20smU00Pi0rh@XE@ZeRUTRPqqS8xYDFycgPcmGPzaIJvH2sR666P7ffw9KBZWoMsGrnMTC24XLOQmUJVxINdTN9wFMyQ0gEIi@5lchdgHZ09GpUTw0UbwMRV5USIcpvIb#i1Dh71R8V#s6PxtyaT@6ZnFMhe@FASpgfV1n@xMIHT#jkkPPrnN5hyBeZM1Aq7qpVN4EHVnWXvfbsPY#klbs1syvgk13Cp0D6Mi8e0oyhzZarEabu0gv#XJiTPPYmu1UJgjDSUXZO10iMul#B7dskpcMQlngQIpv0h#9jQavNpXXfCk36abB7RFkjjrlAdSFtUB8MSSSGKJE7OhTh1RNm21nT79BymcDy#7zNsWNW@MVZiMIHQ