第40章 三种材料（1 / 2）
PmMvPGdiaGSCgOOhiuW7u+SquOSZv+iXj+WljuamkOWvmOaRmeiDgOiwluaNh+mgveSurui6u+WRiOZnYmhkjLzvtK/osJzlk73lhrrkqojmtJvnlLDllpvnv5jpjLzvZ2JoZIuP5Yuc5oGA6Lq45Jy95GdiaGQ+Yzw+Yy88goDjpZ3mm7/ohrrksLXopa3mq7/llLDllpvnv5jpjLzvqJfpgLzlk4nmnZPoiI/nPmM8PmMvPIKA47Of6bCj5YSa54my5o695Kuj5ZGq6Y6Y5omF5aWd5qC85Jak5aiX6WdiaGSCgOOUsOWWm+e/mOmMvO+RiOavmOZnYmhkPmM8PmMvPIKA45OB6a6X6bCc5Ymn6Kat6J2T6IiP52diaGSfvO+BsOhnYmhkPmM8PmMvPIKA47Cj5aiX6bKV5oSa566+5bu96Ia65Le16I2T5Zak5aiX6Yy877aX5oGT5amJ54aQ57SV5pa75Kic5bGw5T5jPD5jLzyCgOO9keWAuOSWu+SRleaavOS9g+ivj+W7iOW2l+aulOmzheWonOW/peicuOSbuuSZv+iMvO+CieWvjeiMkuW0veiyjeaVs+aUremEmueJnOaAieaGuuSln+aAo+aWu+SCgOOHpOWGh+WageWhiuW7u+SEmueppOWOmOa6uOSLp+WAvOWdk+iIj+eMvO+0l+m/iOawiOWem+U+Yzw+Yy88goDjhrrkpZ3mt7Xojbjks4PmtI3llIDpqJTnk73kt4Xlhr3kjLzvvb3osK7os4XluJvnh7/osIjli5znirjkjbHnpI/lrJzmkJ/mqJzlZ2JoZJye5rOY6aqk5WdiaGSXvuWwruimuuexmumWu+SCgOOXreWNkOWquOSgh+WZv+iXkeiNpOWNh+mwo+WOveSdk+iIj+dnYmhkpoDipoDinJ7ms5jpqqTljLzvtpnmk7vnsb3ll5rmjJLliY3oib7on5jmZ2JoZD5jPD5jLzyCgOOoiuWMtuaBteaXmuaXvuWJp+i7gOaWu+SMvO+LuOSZnemnr+W9u+SZv+iGveSCgOOZnemnr+WWpOW8oOaXvuW+mOaeoeWBpuiEmueLuOSJheWInOaMvO+euuW4hOiEmueWu+SHv+iCi+avgeaUsOaEmueJnOa5ieeXnuauo+aXkeimuOWOo+mcpOWCgOOGuuSAvOW7pueIheWEmueGjOWGjOWMvO+Fg+aLuuSEmueliOWJnOaPg+W9peW5ieevvOS+ieiCgOOKuOSvt+iEmueEpOWPveSem+WonOWwteiqh+isi+edk+iIj+eMvO+OkOWLseWzn+eAvOW7puc+Yzw+Yy88Z2JoZIKA44av5Z2/5Lmv5Z2757mu5aeF5Z2v6Iiw6ISa55qZ5oq75Iy874+95LCu6IKA44a65Iek5YaH5buO5Z6b5aW75K+P5aic5bCO52diaGSMvO+Tgem0r+iOkOWAnOa3vuWZkui3m+k+Yzw+Yy88Z2JoZIKA4669542F6YSa56mB6YiQ5YCc5q+Y5oy877WF5auj5ZCU6b6y55+Y6YC45Iq45KCK5Yi45ZWz5o2Q5ZS65IKA47Kc6bSa5pOY5rmu5Yq26Iy875qk5Yq26LCV5rq65GdiaGSavO+TgemUreeem+WOkOWomumMvO+epee8nOequOSAuOSGuuSijeakuuS3vuWZkui3m+mOuOSUsOWWm+e/mOk+Yzw+Yy88Z2JoZJ+874uJ5rq65Jqk5bSb5qOB6b605o245JW95Lq45Iy874Gm6I2H6aSt5oKm5ZmW5pCd5pu65Jm/6Jye5oKm5Yy877q65Kek5WdiaGSavO+Tgemul+mUsOaHi+W3teiTvOmdk+iIj+c+Yzw+Yy88goDjirjkq7ronZPoiI/nqJzlmZXnnIHljpDlgJzmjLzvh7/oq4nmirjkuITourrkvpznqJzliYXlrpvnhJrnlrvkjLzvo4/lgLzloazmgLjkrKznlLDllpvnv5jpZ2JoZJ+875eQ5Zii6a6X6Yi55IC75Imc5pi/6GdiaGQ+Yzw+Yy88goDjp4DmqZnpsY3lhJrnoYrlu7vkhrrkga/osI3lop3pp77kjrvkn7nkjLzvrIXppYrmhJrnmo7lsLjkpK3mgqblgoDjt6bouJvnop3pop3prLvkiLjllbPmhJrnupzlqJzlqa7otrvkoZ3mhJrnmo7lmLzkqrjkmb/oPmM8PmMvPGdiaGSCgOOHpOWFo+iVs+aUremnuuetuOS2u+SAuOSMkuWhiuW7u+SfiuWbhuWhrOaAuOSItua1iuamuOSMvO+shemliuaEmuezuueUoeWRh+kwMDAyl77lt47oh7DlvYPphYDojrjkgo/ljb3kj6/mjLzvp4DmqZnpsY3loYrlu7vksIjlkZnog4DoZ2JoZJq877Sv6IWF5aWh6IeW5pSw5aGN5T5jPD5jLzxnYmhkgoDjtpnmtLDmr67omoDpjJLlh6TlhaPov4zlsZrphJrnvaPouYnnl6XlgLjkl77lt47omrzkvYPpurrkqrjkj6/mgoDjh6TlhofltJfptpfmqaTlgLjkiZzmrLvkoL3kZ2JoZIy875OB6a2756e757e+5ZmS6Leb6WdiaGSMvO+Rj+W6h+WameaOmOaonOWHsOWhiuW7u+RnYmhkPmM8PmMvPIKA44uo56+36ISa56mk5aS45Imc5oKm5qek5Z6h5YGm6IGm6Lum55236Iy874a65Ka45bCc5YO/5a245JG/6KCd6YaI5YGN5Y+757K35Yy874Sk5bG35oSa55ee5q6j5r6b6be/6LyW5oSk5a6954295ISa57ew6LG95b255bCO55GP5Yy8776b5bCc5ZeR6K+b552T6IiP5z5jPD5jLzxnYmhkgoDjj4fpsJXmhJrnn6Tls7bolo/lt47ojYnlk5/mobHmq6LoqpzmmZbmkJ3mm7rkmb/oqJzlgabogJzprLvkkYjmgoDjk7vnhpvpkb/ohJnpt7Dosb3lvbnlqJzlo63mvYXllK3pjLzvipHlpYrmmYDlpZbmro3muaDmZ2JoZIy8776b5bCc5YW55YC45IC85YCO5oy877m+6Jmi5bCI5bC16Ja75Iy875OB6a2W5pOJ5re+5ZmS6Leb6WdiaGSCgOOrv+intOe0l+m2l+a6uOSgm+VnYmhkPmM8PmMvPGdiaGQuLi6NuOSVveS6uOSCgOOGiOWHuOSpmem2h+WfueS7juWNieWIuOWVs+a2mOmtuOSvmOa/vuSzjeWMvO+wnOWLueSGm+mageipieeflOexveWXmuatuOS0r+igvOSvmOa3sOixveW9ueWMgOiMvO+JnOaNiea3sOixveW9ueWonOWqj+W/peicuOSbuuSZv+iCgOOIuOWnpOWHluaUsOWhjeWMvO+AqOi0m+eRiOaVgeZnYmhkmrzvk4Hpo4/lgLzltoTngarnuYnnr7zkvonoPmM8PmMvPIKA47aE56qH6I245J245IC45Ie/6KqX6a245Lyc54Sa54i45ZWz5oGA6LCI5Ymn6J+v5bCc5ZCU6Y+V5p2T6IiP54a95Iy875OB6YqH6aOn6IeW5pSw5aGN5WdiaGSCgOOBpuiNh+mzheWzh+iVs+a1mOmhvuWymOmEmueeoeWBpui5r+WZluaQneabuuSZv+hnYmhkPmM8PmMvPIKA456u5Zye5rKJ6L2Z54Sa56+B5pSw5o6Y5omF5ZeR6JGP5aOV5qq45IC45IqP5aW75JO95LaZ5o6Y5o+A6YSa56y96IG15rC+6J+Y5omc5pu95L+75KiD6aeF5Yy874mN6K+N6LKJ6JG76YSa57aK56K95Z+Y5p+Y5rCO54iR5bWc5rGK6Iy874mF5a6+5Z2T6L255ZeR6JGP5aOV5oy876yc5reg5oSa54yQ5Y245JeR6IWj6L2D6a245LaT56q45I+v5oKA47q65L6c55m757qk55Wx5Yy877aT57aZ5rSw5oSa56e35Y+w5aq45Im45LqH5ZaP5a245ICA5o675IeW5pSw5aGN5T5jPD5jLzxnYmhkgoDjnJ7miJXmiq7muYnniZzmop3puZbmvYXllK3pl4rmua/lqJzlrLvkg67ljLzvnq7lnJ7mhJrnnJ7ms5jpqqTlq4/ljafngLjkio/lpbvkqYnnv5/nhJrntpnmk7vnsb3ll5rmjJLlqYnnjaTmhJrniY3oib7on5jmmoHlq4/ljafngLjkr5jmZ2JoZJq875OB6ZSw5qOP5Ya65IaY5bCj5aCX5oy876Wd5rWY6Yu45KW06IeW5pSw5aGN5Yy874i754Cc5oKA44i55IC75JeR6Lqu6K2I57Cc5bCj5aCX5qic5Y655Ly85Iy8756l57yc56q45IC45Ia65KKN5qS65Le+5ZmS6Leb6Y645IeW5pSw5aGN5T5jPA==