{"id":66903,"date":"2017-02-21T09:24:56","date_gmt":"2017-02-21T01:24:56","guid":{"rendered":"\/\/m.iemloyee.com\/?p=66903"},"modified":"2017-02-21T16:33:03","modified_gmt":"2017-02-21T08:33:03","slug":"acs-nano%ef%bc%9a%e6%8f%ad%e7%a4%ba%e4%b8%89%e7%bb%b4%e5%b1%82%e7%8a%b6%e9%87%91%e5%b1%9e%e7%a2%b3%e5%8c%96%e7%89%a9mxene%e5%9c%a8%e9%85%b8%e6%80%a7%e7%94%b5%e8%a7%a3%e8%b4%a8%e4%b8%ad%e4%bc%98","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=66903","title":{"rendered":"ACS Nano\uff1a\u63ed\u793a\u4e8c\u7ef4\u5c42\u72b6\u91d1\u5c5e\u78b3\u5316\u7269MXene\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u4f18\u5f02\u7535\u5bb9\u6027\u80fd\u7684\u5965\u79d8"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/span><\/p>\n \u8fd1\u5e74\u6765\u5408\u6210\u7684\u4e8c\u7ef4\u6781\u6750\u6599\u7684\u65b0\u661f\u3002\u5728\u4f17\u591a\u7684MXene\u4e2d\uff0c\u6700\u5e38\u89c1\u4e14\u7814\u7a76\u6700\u5e7f\u7684\u5f53\u5c5eTi3<\/sub>C2<\/sub>Tx<\/sub>\u3002\u8be5\u6750\u6599\u901a\u8fc7\u9009\u62e9\u6027\u6eb6\u89e3\u5316\u5408\u7269Ti3<\/sub>AlC2<\/sub>\u4e2d\u7684\u94dd\u5c42\u800c\u83b7\u5f97\uff0c\u5e76\u7ee7\u627f\u4e86Ti3<\/sub>AlC2<\/sub>\u7684\u5c42\u72b6\u7ed3\u6784\uff08\u5177\u4f53\u7ed3\u6784\u793a\u610f\u56fe\u89c1\u56fe1a\uff09\u3002\u5316\u5b66\u5f0f\u4e2d\u7684T\u8868\u793a\u6bcf\u5c42\u7684\u672b\u7aef\u5143\u7d20\uff0c\u591a\u4e3a\u6c27\u6216\u6c1f\u3002\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0cTi3<\/sub>C2<\/sub>Tx<\/sub>\u7684\u4f18\u826f\u7535\u5bb9\u6027\u80fd\u51e0\u4e4e\u4e0d\u53d7\u5176\u5177\u4f53\u5f62\u8c8c\u7684\u5f71\u54cd\uff1a\u65e0\u8bba\u662f\u81ea\u652f\u6491\u7684\u8584\u819c\uff0c\u8fd8\u662f\u540c\u954d\u7f51\uff0c\u78b3\u7eb3\u7c73\u7ba1\u6216\u5171\u8f6d\u9ad8\u5206\u5b50\u7684\u590d\u5408\u7269\u3002\u56e0\u6b64\uff0c\u5173\u4e8e\u5176\u4f18\u5f02\u7535\u5bb9\u6027\u80fd\u7684\u673a\u7406\u7814\u7a76\u5df2\u5e7f\u6cdb\u5f00\u5c55\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/span><\/p>\n \u4e2d\u79d1\u9662\u6c88\u9633\u91d1\u5c5e\u7814\u7a76\u6240\u6750\u6599\u79d1\u5b66\u56fd\u5bb6\uff08\u8054\u5408\uff09\u5b9e\u9a8c\u5ba4\u738b\u6653\u8f89<\/strong><\/span>\u8bfe\u9898\u7ec4\u8fd1\u6765\u9610\u660e\u4e86Ti3<\/sub>C2<\/sub>Tx<\/sub>\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u5c55\u73b0\u51fa\u6bd4\u5728\u4e2d\u6027\u7535\u89e3\u8d28\u4e2d\u66f4\u9ad8\u7535\u5bb9\u548c\u66f4\u826f\u597d\u500d\u7387\u6027\u80fd\u7684\u539f\u56e0\u3002\u76f8\u5173\u7814\u7a76\u4ee5\u9898\u4e3a\u201cHigh-Capacitance Mechanism for Ti3<\/sub>C2<\/sub>Tx<\/sub> MXene by in Situ Electrochemical Raman Spectroscopy Investigation<\/strong><\/span>\u201d\u7684\u7814\u7a76\u8bba\u6587\u53d1\u8868\u5728ACS Nano<\/span><\/em>\u4e0a\u3002\u4ee5\u5f80\u7684\u7814\u7a76\u901a\u5e38\u76f4\u63a5\u91c7\u7528\u9178\u6027\u7535\u89e3\u8d28\u6765\u6d4b\u8bd5Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7684\u7535\u5bb9\u6027\u80fd\uff0c\u4f46\u5374\u672a\u6709\u4ece\u673a\u7406\u5c42\u9762\u4e0a\u89e3\u91ca\u4f7f\u7528\u8be5\u79cd\u7535\u89e3\u8d28\u7684\u539f\u56e0\u3002<\/p>\n \u4f5c\u8005\u4eec\u9996\u5148\u6bd4\u8f83\u4e86Ti3<\/sub>C2<\/sub>Tx<\/sub>\u5728\u9178\u6027\u7535\u89e3\u8d28H2<\/sub>SO4<\/sub>\u4ee5\u53ca\u4e24\u79cd\u8fd1\u4e2d\u6027\u7535\u89e3\u8d28(NH4<\/sub>)2<\/sub>SO4<\/sub>\u548cMgSO4<\/sub>\u4e2d\u7684\u7535\u5bb9\u503c\u3002\u7ed3\u679c\u8bc1\u5b9eTi3<\/sub>C2<\/sub>Tx<\/sub>\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u6d4b\u5f97\u7684\u7535\u5bb9\u6700\u9ad8\u3002\u4ed6\u4eec\u63a5\u7740\u5229\u7528\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u6280\u672f\u8868\u5f81\u4e86Ti3<\/sub>C2<\/sub>Tx<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u4e0d\u540c\u7535\u538b\u4e0b\u7684\u62c9\u66fc\u5149\u8c31\u3002\u901a\u8fc7\u5206\u6790\u4f4d\u4e8e500 cm-1<\/sup>\u548c800 cm-1<\/sup>\u7684\u4e00\u7cfb\u5217\u5cf0\u7684\u53d8\u5316\u8d8b\u52bf\uff0c\u4ed6\u4eec\u8ba4\u4e3aH2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u7684\u8d28\u5b50\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u63d2\u5165\u5230Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7684\u5c42\u4e2d\uff0c\u5e76\u90e8\u5206\u8d28\u5b50\u5316\u6c27\u539f\u5b50\u672b\u7aef\uff08=O\uff09\uff0c\u5f62\u6210\u7f9f\u57fa\uff08-OH\uff09\u3002\u8fd9\u4e9b\u8d28\u5b50\u5316\u5f62\u6210\u7684\u7f9f\u57fa\u672b\u7aef\u53ef\u4ee5\u5b9e\u73b0\u5feb\u901f\u53bb\u8d28\u5b50\u5316\u548c\u8d28\u5b50\u5316\u7684\u8f6c\u53d8\uff0c\u5373-OH\u2194=O\uff0c\u4ece\u800c\u5728\u53cc\u7535\u5bb9\u7684\u57fa\u7840\u4e0a\u8d21\u732e\u51fa\u989d\u5916\u7684\u8d5d\u7535\u5bb9\u3002\u800cTi3<\/sub>C2<\/sub>Tx<\/sub>\u5728(NH4<\/sub>)2<\/sub>SO4<\/sub>\u548cMgSO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u6d4b\u5f97\u7684\u62c9\u66fc\u5149\u8c31\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\u6ca1\u6709\u660e\u663e\u53d8\u5316\uff0c\u8868\u660e\u4e86Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u8fd9\u4e24\u79cd\u7535\u89e3\u8d28\u4e2d\u4ec5\u4ec5\u8868\u73b0\u51fa\u53cc\u7535\u5bb9\u6d3b\u6027\u3002<\/p>\n \u6b64\u5916\uff0c\u4ed6\u4eec\u8fd8\u53d1\u73b0Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u7684\u62c9\u66fc\u5149\u8c31\u4f4d\u4e8e1000 cm-1<\/sup>\u5de6\u53f3\u7684\u5cf0\u5f3a\uff08\u6765\u81ea\u786b\u9178\u6839SO4<\/sub>2-<\/sup>\u548c\u786b\u6c22\u9178\u6839HSO4<\/sub>–<\/sup>\u7684\u632f\u52a8\uff09\u968f\u7740\u7535\u538b\u9010\u6e10\u53d8\u8d1f\u800c\u589e\u5927\u3002\u6b64\u73b0\u8c61\u5728\u53e6\u5916\u4e24\u79cd\u7535\u89e3\u8d28\u4e2d\u6ca1\u6709\u89c2\u5bdf\u5230\u3002\u4f5c\u8005\u8ba4\u4e3a\uff0c\u8fd9\u662f\u56e0\u4e3aTi3<\/sub>C2<\/sub>TX<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u7684\u7535\u8377\u5b58\u50a8\u673a\u5236\u4e3a\u79bb\u5b50\u4ea4\u6362\u673a\u5236\uff08ion exchange\uff09\u6240\u81f4\uff0c\u5373\u968f\u7740\u7535\u4f4d\u9010\u6e10\u53d8\u8d1f\uff0c\u9634\u79bb\u5b50SO4<\/sub>2-<\/sup>\u548cHSO4<\/sub>–<\/sup>\u4ece\u5c42\u4e2d\u8131\u51fa\u800c\u540c\u65f6\u8d28\u5b50\u5d4c\u5165\u5c42\u95f4\u3002\u800cTi3<\/sub>C2<\/sub>TX<\/sub>\u5728(NH4<\/sub>)2<\/sub>SO4<\/sub>\u548cMgSO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u7684\u7535\u8377\u5b58\u50a8\u673a\u5236\u4e3a\u5bf9\u79bb\u5b50\u5438\u9644\uff08counter-ion adsorption\uff09\uff0c\u5373\u5927\u4f53\u79ef\u7684NH4<\/sub>+<\/sup>\u6216Mg2+<\/sup>\u5d4c\u5165\u5c42\u95f4\uff0c\u4f46\u9634\u79bb\u5b50SO4<\/sub>2-<\/sup>\u548cHSO4<\/sub>–<\/sup>\u4fdd\u6301\u5728\u5c42\u4e2d\u51e0\u4e4e\u4e0d\u8131\u51fa\u3002\u56e0\u6b64\uff0c\u5c0f\u4f53\u79ef\u7684\u6c22\u79bb\u5b50\u53ef\u4ee5\u5feb\u901f\u63d2\u5165\u5230\u5c42\u95f4\uff0c\u4e14\u5927\u9634\u79bb\u5b50SO4<\/sub>2-<\/sup>\u548cHSO4<\/sub>–<\/sup>\u7684\u79bb\u53bb\u4e0d\u65ad\u4e3a\u8d28\u5b50\u201c\u817e\u51fa\u7a7a\u95f4\u201d\uff0c\u52a0\u901f\u5176\u5d4c\u5165\u3002\u4f46\u5927\u9633\u79bb\u5b50NH4<\/sub>+<\/sup>\u548cMg2+<\/sup>\u672c\u6765\u5d4c\u5165\u5c42\u95f4\u5c31\u5f88\u56f0\u96be\uff0c\u4e14\u5927\u9634\u79bb\u5b50SO4<\/sub>2-<\/sup>\u548cHSO4<\/sub>–<\/sup>\u5728\u5c42\u4e2d\u201c\u8d56\u7740\u4e0d\u8d70\u201d\uff0c\u66f4\u963b\u788d\u4e86\u9633\u79bb\u5b50\u7684\u5d4c\u5165\u3002\u4e24\u76f8\u6bd4\u8f83\uff0cTi3<\/sub>C2<\/sub>TX<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u5f97\u4ee5\u5b9e\u73b0\u5feb\u901f\u5145\u653e\u7535\uff0c\u4ece\u800c\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u500d\u7387\u6027\u80fd\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/span><\/p>\n \uff08\u6ce8\uff1a\u4ee5\u4e0b\u6240\u6709\u63d2\u56fe\u5747\u6765\u81ea\u6587\u540e\u6587\u732e\uff09<\/p>\n \u56fe\u4e00\uff1aTi3<\/sub>C2<\/sub>TX<\/sub>\u7684\u7ed3\u6784\u548c\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/span><\/p>\n a) Ti3<\/sub>C2<\/sub>TX<\/sub>\u7684\u5c42\u72b6\u7ed3\u6784\u3002\u653e\u5927\u90e8\u5206\u5c55\u793a\u4e86\u6c27\u539f\u5b50\u672b\u7aef\uff08=O\uff0c\u4e0a\u7aef\uff09\u548c\u7f9f\u57fa\u672b\u7aef\uff08-OH\uff0c\u4e0b\u7aef\uff09\u3002<\/p>\n b) Ti3<\/sub>C2<\/sub>TX<\/sub>\u7684\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08TEM\uff09\u56fe\u3002\u8be5\u56fe\u5c55\u793a\u4e86Ti3<\/sub>C2<\/sub>TX<\/sub>\u7684\u7247\u72b6\u7ed3\u6784\u3002<\/p>\n c) Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e09\u79cd\u4e0d\u540c\u7535\u89e3\u8d28\u4e2d\u7684\u5faa\u73af\u4f0f\u5b89\u66f2\u7ebf\uff08\u626b\u901f\uff1a20 mV\/s\uff09\u3002\u5176\u4e2d\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u6d4b\u5f97\u7684\u66f2\u7ebf\u56f4\u6210\u7684\u9762\u79ef\u6700\u5927\uff0c\u8868\u660eTi3<\/sub>C2<\/sub>TX<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u8868\u73b0\u51fa\u7684\u7535\u5bb9\u6700\u5927\u3002<\/p>\n d) Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e09\u79cd\u4e0d\u540c\u7535\u89e3\u8d28\u4e2d\u7684\u500d\u7387\u6027\u80fd\u6bd4\u8f83\u3002Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728H2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\u4e2d\u6027\u80fd\u6700\u4f73\u3002<\/p>\n \u56fe\u4e8c\uff1a\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u8868\u5f81<\/strong><\/span><\/p>\n Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e0d\u540c\u6761\u4ef6\u4e0b\u4e0d\u540c\u7535\u4f4d\u6d4b\u5f97\u7684\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u56fe\uff1a<\/p>\n a) \u6b63\u6781\uff0cH2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\uff1b b) \u8d1f\u6781\uff0cH2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28<\/p>\n c) \u6b63\u6781\uff0c(NH4<\/sub>)2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28\uff1b d) \u8d1f\u6781\uff0c(NH4<\/sub>)2<\/sub>SO4<\/sub>\u7535\u89e3\u8d28<\/p>\n \u4f4d\u4e8e500 cm-1<\/sup>\u548c800 cm-1<\/sup>\u7684\u4e00\u7cfb\u5217\u62c9\u66fc\u5cf0\u7684\u53d8\u5316\u4ec5\u5728\u6761\u4ef6b\u4e0b\u89c2\u5bdf\u5230\u3002\u5cf0\u4f4d\u4f4d\u79fb\u662f\u7531\u4e8eTi3<\/sub>C2<\/sub>TX<\/sub>\u6c27\u539f\u5b50\u672b\u7aef\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u88ab\u5feb\u901f\u8d28\u5b50\u5316\u548c\u53bb\u8d28\u5b50\u5316\u9020\u6210\u7684\u3002<\/p>\n \u56fe\u4e09\uff1a 550 cm-1<\/sup>\u81f3750 cm-1<\/sup>\u7684\u62c9\u66fc\u5cf0\u5206\u89e3<\/strong><\/span><\/p>\n \u4f4d\u4e8e720 cm-1<\/sup>\u9644\u8fd1\u7684\u5408\u6210\u5cf0\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\u53d1\u751f\u4f4d\u79fb\uff08\u5de6\u56fe\uff09\uff0c\u5bf9\u5e94Ti3<\/sub>C2<\/sub>TX<\/sub>\u6c27\u539f\u5b50\u672b\u7aef\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u88ab\u5feb\u901f\u8d28\u5b50\u5316\u548c\u53bb\u8d28\u5b50\u5316\u7684\u8fc7\u7a0b\uff08\u53f3\u56fe\uff09\u3002<\/p>\n \u56fe\u56db\uff1aTi3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e24\u79cd\u4e0d\u540c\u7535\u89e3\u8d28\u4e2d\u7684\u7535\u8377\u5b58\u50a8\uff08\u5145\u7535\uff09\u673a\u7406<\/strong><\/span><\/p>\n a) \u9178\u6027\u7535\u89e3\u8d28\u4e2d\u7684\u79bb\u5b50\u4ea4\u6362\u673a\u5236<\/p>\n b) \u8fd1\u4e2d\u6027\u7535\u89e3\u8d28\u4e2d\u7684\u5bf9\u79bb\u5b50\u5438\u9644\u673a\u5236<\/p>\n \u56fe\u4e94\uff1a\u52a8\u529b\u5b66\u56e0\u7d20\u8868\u5f81<\/strong><\/span><\/p>\n a) \u5229\u7528Dunn\u65b9\u6cd5\u8ba1\u7b97\u51fa\u7684Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e09\u79cd\u4e0d\u540c\u7535\u89e3\u8d28\u548c\u4e0d\u540c\u626b\u901f\u4e0b\u8868\u5c42\u7535\u5bb9\u63a7\u5236\uff08surface capacitive controlled\uff09\u7535\u5bb9\u5728\u603b\u7535\u5bb9\u4e2d\u6240\u5360\u7684\u767e\u5206\u6570\u3002\u7406\u8bba\u4e0a\u8ba4\u4e3a\u8868\u5c42\u7535\u5bb9\u63a7\u5236\u8fc7\u7a0b\u5177\u6709\u8f83\u5feb\u7684\u52a8\u529b\u5b66\u7279\u5f81\uff0c\u56e0\u800c\u5176\u542b\u91cf\u8d8a\u9ad8\u5219\u7535\u6781\u7684\u500d\u7387\u6027\u80fd\u8d8a\u597d\u3002\u6b64\u7ed3\u8bba\u4e0e\u5148\u524d\u7684\u7535\u5316\u5b66\u8868\u5f81\u7ed3\u679c\u4e00\u81f4\u3002<\/p>\n b) Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u4e09\u79cd\u4e0d\u540c\u7535\u89e3\u8d28\u4e2d\u7684\u963b\u6297\u8c31\u56fe\uff08EIS\uff09\u3002\u9ed1\u7ebf\u4e0e\u6a2a\u8f74\u7684\u4ea4\u70b9\u6700\u5c0f\uff0c\u534a\u5f27\u5f62\u4e5f\u6700\u4e0d\u660e\u663e\u3002\u6b64\u4e24\u7279\u5f81\u8bc1\u660e\u4e86Ti3<\/sub>C2<\/sub>TX<\/sub>\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u7684\u7b49\u6548\u4e32\u8054\u7535\u963b\u548c\u7535\u8377\u4f20\u9012\u7535\u963b\u5747\u6700\u5c0f\uff0c\u6709\u5229\u4e8e\u4f18\u826f\u500d\u7387\u6027\u80fd\u7684\u83b7\u5f97\u3002<\/p>\n \u00a0\u3010\u603b\u7ed3\u3011<\/span><\/strong><\/p>\n \u672c\u5de5\u4f5c\u5229\u7528\u539f\u4f4d\u62c9\u66fc\u6280\u672f\u9610\u660e\u4e86Ti3<\/sub>C2<\/sub>TX<\/sub>\u8fd9\u79cdMXene\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u8868\u73b0\u51fa\u4f18\u5f02\u7535\u5bb9\u6d3b\u6027\u7684\u4e24\u4e2a\u4e3b\u8981\u539f\u56e0\uff1a\u672b\u7aef\u6c27\u539f\u5b50\u7684\u5feb\u901f\u8d28\u5b50\u5316\u548c\u53bb\u8d28\u5b50\u5316\uff08\u8d21\u732e\u51fa\u8d5d\u7535\u5bb9\uff09\u4ee5\u53ca\u79bb\u5b50\u4ea4\u6362\u7684\u50a8\u80fd\u673a\u7406\uff08\u5c55\u73b0\u51fa\u826f\u597d\u7684\u500d\u7387\u6027\u80fd\uff09\u3002\u6b64\u5de5\u4f5c\u63ed\u793a\u4e86Ti3<\/sub>C2<\/sub>TX<\/sub>\u7684\u7535\u5bb9\u884c\u4e3a\uff0c\u4e3a\u4eca\u540eMXene\u7c7b\u6750\u6599\u7684\u6d4b\u8bd5\u63d0\u4f9b\u4e86\u7406\u8bba\u6307\u5bfc\u3002\u5f53\u7136\uff0c\u968f\u7740MXene\u79cd\u7c7b\u7684\u4e0d\u65ad\u589e\u591a\uff0c\u7535\u5bb9\u6027\u80fd\u7684\u66f4\u52a0\u591a\u6837\u5316\uff0c\u56f4\u7ed5\u7740\u8fd9\u79cd\u65b0\u578b\u5c42\u72b6\u6750\u6599\u7684\u50a8\u80fd\u673a\u7406\u7814\u7a76\u5c06\u53d8\u5f97\u6108\u53d1\u91cd\u8981\u3002<\/p>\n<\/p>\n
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