{"id":254451,"date":"2023-09-19T06:19:10","date_gmt":"2023-09-18T22:19:10","guid":{"rendered":"\/\/m.iemloyee.com\/?p=254451"},"modified":"2023-09-18T21:20:38","modified_gmt":"2023-09-18T13:20:38","slug":"%e6%97%a0%e6%9c%ba%e8%86%9c%e5%88%86%e7%a6%bb%e6%8a%80%e6%9c%af%e6%9c%80%e6%96%b0science","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=254451","title":{"rendered":"\u65e0\u673a\u819c\u5206\u79bb\u6280\u672f\u6700\u65b0Science!!!"},"content":{"rendered":"

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\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

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\"\"<\/p>\n

\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/strong><\/p>\n

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\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe1 CDTO\u7eb3\u7c73\u819c\u7684\u5f62\u6210\u4e0e\u8868\u5f81 \u00a9 2023 AAAS<\/p>\n

(A) OHF\u7684\u5f62\u6210\u548c\u968f\u540e\u901a\u8fc7\u7145\u70e7\u751f\u6210\u591a\u5b54CDTO\u7684\u793a\u610f\u56fe\u3002\u53cd\u5e94\u65b9\u6848(I)\u663e\u793a\u4e86OHF\u7684\u5f62\u6210\u662f\u901a\u8fc7EG\u548cTiCl4<\/sub>\u5728\u4e24\u76f8\u754c\u9762(II)\u7684\u7b80\u5355\u53d6\u4ee3\u53cd\u5e94\uff0c\u5bfc\u81f4\u5f62\u6210\u81f4\u5bc6\u7684OHF (III)\uff0c\u4ed4\u7ec6\u53bb\u9664\u78b3\u540e\u6210\u4e3a\u591a\u5b54\u7684CDTO (IV)\u3002(B)\u901a\u8fc7\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\u5b9e\u73b0OHF\u5728O2<\/sub> (I)\u6216N2<\/sub> (II)\u4e2d\u70ed\u5904\u7406\u65f6CDTO\u7eb3\u7c73\u5b54\u7684\u6f14\u5316\uff1b\u84dd\u8272\u548c\u7d2b\u8272\u7684\u7403\u4f53\u5206\u522b\u4ee3\u8868\u949b\u539f\u5b50\u548c\u78b3\u539f\u5b50\uff0c\u56fa\u4f53\u90e8\u5206\u662f\u85cf\u7ea2\u82b1\u6216\u7eff\u8272\uff0c\u4ee3\u8868\u5f62\u6210\u7684\u7a7a\u9699\u3002(\u4ece\u5de6\u81f3\u53f3)\u78b3\u63ba\u6742\u51cf\u5c11(\u6bcf\u5e27\u9876\u90e8\u663e\u793a\u7684\u503c)\uff0c\u7ed3\u6784\u4e2d\u5b54\u9699\/\u7a7a\u9699\u589e\u52a0\u3002\u4ece\u6a21\u62df\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u8fc7\u63a7\u5236\u78b3\u63ba\u6742(III\u548cIV)\uff0c CDTO\u7684\u5b54\u9699\u5ea6\u548c\u8868\u9762\u79ef(\u4ee5\u53ca\u5b54\u5f84)\u53ef\u4ee5\u5728\u5f88\u5927\u8303\u56f4\u5185\u7cbe\u786e\u8c03\u8282\u3002(C) OHF\u7684\u70ed\u91cd\u5206\u6790(TGA)\u663e\u793a\u5176\u5728250\u00b0C\u65f6\u7684\u8d28\u91cf\u635f\u5931\uff0c\u4ee5\u751f\u6210\u591a\u5b54CDTO\u7eb3\u7c73\u819c\u3002(\u63d2\u56fe) \u9ad8\u8fbe300\u00b0C\u6761\u4ef6\u4e0bCDTO-Air\u548cCDTO-N2<\/sub>\u5728\u7a7a\u6c14\u548cN2<\/sub>\u4e2d\u7684\u8d28\u91cf\u635f\u5931\u3002(D)\u9633\u6781\u6c27\u5316\u94dd(AAO)\u548c\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u652f\u67b6\u4e0aOHF\u548cCDTO\u7eb3\u7c73\u819c\u56fe\u7247(1\uff0c4:OHF\uff1b2\uff0c5: CDTO-Air\uff1b3\uff0c6: cdto-n2)\u3002(E) AAO\u4e0aCDTO-Air\u7eb3\u7c73\u819c\u7684SEM\u56fe\u50cf\uff1a\u8868\u9762(\u5de6\u56fe\uff0c\u63d2\u56fe\u4e3a\u9ad8\u500d\u653e\u5927\u540e\u7684\u8868\u9762\u5f62\u8c8c)\u548c\u622a\u9762(\u53f3\u56fe)<\/p>\n

\"\"<\/p>\n

\u56fe2 CDTO\u7eb3\u7c73\u819c\u5bf9\u6eb6\u5242\u7684\u6e17\u900f\u548c\u5bf9\u67d3\u6599\u7684\u6291\u5236\u4f5c\u7528 \u00a9 2023 AAAS<\/p>\n

(A)\u572820\u00b0C\u4e0b\uff0c\u5404\u79cd\u6eb6\u5242\u901a\u8fc7AAO\u4e0aCDTO\u7eb3\u7c73\u819c\u7684\u6e17\u900f\u3002\u6a59\u8272\u8868\u793a250 \u2103\u7a7a\u6c14\u4e2d\u7145\u70e7\u5236\u5f97\u7684CDTO\uff0c\u8bb0\u4e3aCDTO- air\uff1b\u7d2b\u8272\u8868\u793a250 \u2103 N2<\/sub>\u4e2d\u7145\u70e7\u5236\u5f97\u7684CDTO\uff0c\u8bb0\u4e3aCDTO-N2<\/sub>\u3002(B)\u5404\u79cd\u6eb6\u5242\u901a\u8fc7\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u8f7d\u4f53(50 nm\u5b54)\u4e0aCDTO\u7eb3\u7c73\u819c\u7684\u6e17\u900f\u3002\u6eb6\u52421-6\u7684\u56fa\u4f53\u7b26\u53f7\u8868\u793a\u572820 \u00b0C\u4e0b\u7684\u6e17\u900f\uff0c\u6eb6\u52427\u7684\u5f00\u653e\u7b26\u53f7\u8868\u793a\u572820-140\u00b0C\u4e0b\u7684\u6e17\u900f\u3002\u6a59\u8272\u4ee3\u8868CDTO-Air\uff0c\u7d2b\u8272\u4ee3\u8868CDTO-N2<\/sub>\u3002(C) CDTO\u7eb3\u7c73\u819c\u5728AAO\u548c\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u652f\u67b6\u4e0a\u572820 \u00b0C\u4e0b\u7684\u622a\u7559\u6b7b\u7aef\u67d3\u6599\uff1aCDTO- air(\u5de6)\uff1bCDTO-N2<\/sub>(\u53f3)\u3002\u661f\u5f62\u56fe\u4ee3\u8868HF\u819c\u5728\u6a2a\u6d41\u88c5\u7f6e\u4e2d\u7684\u6392\u65a5\u3002(D)\u4e0d\u540c\u6e29\u5ea6\u4e0bCDTO-Air\u5728\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u4e0a\u5bf9DMF\u4e2dRose Bengal\u6eb6\u6db2\u7684\u5206\u79bb\u6027\u80fd\u3002(E)\u4e0d\u540c\u6761\u4ef6\u4e0b\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u8f7d\u4f53\u4e0a\u5236\u5907\u7684CDTO\u7eb3\u7c73\u819c\u572820 \u2103\u65f6\u7684\u7532\u9187\u6e17\u900f\u7387\u4e0e\u5206\u5b50\u91cf\u622a\u6b62\u503c(MWCO)\u3002\u7d2b\u8272\u8868\u793a\u5728N2<\/sub>\u4e2d\u7145\u70e7\u7684CDTO\uff0c\u6a59\u8272\u8868\u793a\u5728\u7a7a\u6c14\u4e2d\u7145\u70e7\u3002\u91d1\u521a\u77f3\u8868\u793a\u5728\u4e0d\u540c\u7684\u7145\u70e7\u6e29\u5ea6(\u7b26\u53f7\u65c1\u8fb9\u7684\u6e29\u5ea6\u503c)\u548c\u4f7f\u7528\u7eaf\u4e59\u4e8c\u9187(EG)\u5236\u5907\u7684CDTO\u7eb3\u7c73\u819c\u3002\u5706\u5708\u8868\u793a\u5728250 \u00b0C\u7684\u7145\u70e7\u6e29\u5ea6\u4e0b\uff0c\u5411EG\u4e2d\u52a0\u5165\u4e0d\u540c\u91cd\u91cf\u767e\u5206\u6bd4\u7684\u6c34(\u7b26\u53f7\u65c1\u8fb9\u7684\u503c)\u5236\u5907\u7684CDTO\u7eb3\u7c73\u819c\u3002\u8bef\u5dee\u6761\u8868\u793a3\u4e2a\u6837\u672c\u7684\u6807\u51c6\u5dee\u3002\u5982\u679c\u8bef\u5dee\u6761\u6bd4\u7b26\u53f7\u5c0f\uff0c\u5219\u7701\u7565\u3002<\/p>\n

\"\"<\/p>\n

\u56fe3 CDTO\u7eb3\u7c73\u819c\u4e0eOSN\u819c\u7684\u6bd4\u8f83 \u00a9 2023 AAAS<\/p>\n

(A)\u5b54\u5f84\u548c\u819c\u539a\u56fa\u5b9a\u65f6\u03b5\u548c\u03c4\u5bf9OSN\u819c\u6e17\u900f\u7387\u7684\u5f71\u54cd\u793a\u610f\u56fe\u3002\u5728\u5b54\u5f84\u548c\u539a\u5ea6\u4e0d\u53d8\u7684\u60c5\u51b5\u4e0b\uff0c\u5b54\u9699\u5bc6\u5ea6\u8d8a\u5927\uff0c\u5f2f\u66f2\u5ea6\u8d8a\u4f4e\uff0c\u6e17\u900f\u7387\u8d8a\u9ad8\u3002(B) CDTO\u819c\u7684\u03b5 \/ \u03c4\u4e0e\u5546\u4e1aOSN\u819c\u548c\u6587\u732e\u4e2d\u62a5\u9053\u7684\u6700\u65b0\u819c\u7684\u6bd4\u8f83\u3002\u53ea\u6709DLC\u548c3D COF\u819c\u843d\u5728\u6211\u4eec\u7684CDTO\u819c\u533a\u57df\u3002(C)\u6211\u4eec\u7684CDTO\u819c\u4e0e\u6700\u5148\u8fdb\u7684\u5546\u4e1a\u819c\u548c\u6587\u732e\u4e2d\u62a5\u9053\u7684\u819c\u7684\u5206\u79bb\u6027\u80fd\u6bd4\u8f83\u3002\u4ecb\u7ecd\u4e86\u572820 \u2103\u4e0b\u7eaf\u7532\u9187\u900f\u8fc7\u7387\u4e0e\u8fd9\u4e9b\u819c\u7684MWCO\u7684\u5173\u7cfb\u3002\u5728AAO(\u9ad8\u900f\u8f7d\u4f53)\u4e0a\u7684CDTO\u7eb3\u7c73\u819c\u5728\u7279\u5b9a\u7684MWCO\u4e0a\u8868\u73b0\u51fa\u8d85\u9ad8\u7684\u900f\u6027\uff0c\u6bd4\u5546\u54c1\u5316\u7684OSN\u819c\u9ad8\u51fa2 ~ 3\u4e2a\u6570\u91cf\u7ea7\u3002\u9664DLC\u30018\u7eb3\u7c73\u805a\u9170\u80fa\u548c1\u539f\u5b50\u8584\u77f3\u58a8\u70ef\u5916\uff0c\u03b1-\u6c27\u5316\u94dd\u4e2d\u7a7a\u7ea4\u7ef4\u8f7d\u4f53(\u4f4e\u6e17\u900f\u8f7d\u4f53)\u4e0a\u7684CDTO\u7eb3\u7c73\u819c\u7684\u6e17\u900f\u7387\u9ad8\u4e8e\u5927\u591a\u6570OSN\u819c\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4 CDTO\u819c\u5728\u5de5\u4e1a\u76f8\u5173\u6761\u4ef6\u4e0b\u5236\u9020Boscalid\u7684\u6f14\u793a \u00a9 2023 AAAS<\/p>\n

(A)\u91c7\u7528\u4e24\u79cdCDTO\u819c\u8bbe\u8ba1\u7684\u4e24\u7ea7\u819c\u7ea7\u8054\u7cfb\u7edf\uff1a\u819c1\u5177\u6709\u8f83\u5927\u7684\u5b54(MWCO: 940 g mol\u22121<\/sup>)\u4ee5\u4fdd\u7559\u5747\u76f8\u50ac\u5316\u5242(1150 g mol\u22121<\/sup>)\uff1b\u5b54\u5f84\u8f83\u5c0f\u7684\u819c2 (MWCO: 300 g mol\u22121<\/sup>)\uff0c\u53ef\u5c06\u751f\u6210\u7269(340 g mol\u22121<\/sup>)\u4e0e\u53cd\u5e94\u7269(~160 g mol\u22121<\/sup>)\u5206\u79bb\u3002\u819c1(\u542b\u50ac\u5316\u5242)\u7684\u4fdd\u7559\u7269\u548c\u819c2(\u542b\u672a\u53cd\u5e94\u7684\u53cd\u5e94\u7269)\u7684\u6e17\u900f\u7269\u5c06\u88ab\u56de\u6536\u5230\u53cd\u5e94\u5668\u4e2d\u3002(B)\u8fd0\u884c100\u5c0f\u65f6\uff0c\u819c1\u7684\u50ac\u5316\u5242\u622a\u7559\u7387>99%\uff0c\u6e17\u900f\u7387\u4e0b\u964d<10%\u3002(C)\u5728100\u5c0f\u65f6\u7684\u64cd\u4f5c\u4e2d\uff0c\u819c2\u5728\u5141\u8bb8\u53cd\u5e94\u7269\u901a\u8fc7\u7684\u60c5\u51b5\u4e0b\u663e\u793a\u51fa>95%\u7684\u4ea7\u7269\u4fdd\u7559\u7387\u3002(D)\u6e17\u900f\u72691\u548c2\u7684\u50ac\u5316\u5242\u3001\u751f\u6210\u7269\u548c\u53cd\u5e94\u7269\u968f\u65f6\u95f4\u7684\u6d53\u5ea6\u3002\u5404\u6d41\u4e2d\u5404\u7ec4\u5206\u7684\u6d53\u5ea6\u5df2\u6309\u5176\u5728\u8fdb\u6599\u4e2d\u7684\u6d53\u5ea6\u6807\u51c6\u5316\u3002<\/p>\n

\u4e94\u3001\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n

\u8be5\u9879\u6210\u679c\u62a5\u9053\u4e86\u4e00\u79cd\u7c7b\u4f3c\u4e8e\u754c\u9762\u805a\u5408\u5236\u5907\u65e0\u673a\u819c\u7684\u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u5feb\u901f\u754c\u9762\u53cd\u5e94\u5236\u6210\u65e0\u7f3a\u9677\u7684\u7eb3\u7c73\u819c\u3002CDTO\u7eb3\u7c73\u819c\u5728\u9ad8\u8fbe140\u00b0C\u7684\u82db\u523b\u6eb6\u5242\u4e2d\u8868\u73b0\u51fa\u6781\u9ad8\u7684\u7a33\u5b9a\u6027\uff0c\u5e76\u5177\u6709\u5728\u6574\u4e2a\u6709\u673a\u6eb6\u5242\u7eb3\u6ee4\u8303\u56f4\u5185\u7cbe\u786e\u63a7\u5236\u7684\u521a\u6027\u7eb3\u7c73\u5b54\uff0c\u5bf9\u5355\u4e2a\u6709\u673a\u6eb6\u5242\u7eb3\u6ee4\u819c\u6750\u6599\u8868\u73b0\u51fa\u5e7f\u6cdb\u800c\u7cbe\u786e\u7684\u5b54\u53ef\u8c03\u6027\u3002CDTO\u7eb3\u7c73\u819c\u8868\u73b0\u51fa\u5f88\u9ad8\u7684\u03b5\/\u03c4\uff0c\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u5b83\u4eec\u5177\u6709\u9ad8\u673a\u68b0\u5f3a\u5ea6\uff0c\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u5bc6\u5ea6\u3001\u5747\u5300\u5206\u5e03\u7684\u7eb3\u7c73\u5b54\u3002\u8fd9\u4f7f\u5f97CDTO\u7eb3\u7c73\u819c\u5373\u4f7f\u4e0d\u662f\u539f\u5b50\u8584\uff0c\u4e5f\u8868\u73b0\u51fa\u9ad8\u901a\u900f\u6027\u3002\u7531\u4e8e\u5176\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\uff0c\u8fd9\u4e9b\u819c\u53ef\u5e94\u7528\u4e8e\u9700\u8981\u82db\u523b\u6761\u4ef6\u7684\u5de5\u4e1a\u6d41\u7a0b\u4e2d\u3002\u6b64\u5916\uff0c\u672a\u6765\u8fd8\u53ef\u4ee5\u7814\u7a76\u5176\u4ed6\u5408\u9002\u7684\u91d1\u5c5e\u548c\u6709\u673a\u53cd\u5e94\u7269\uff0c\u4ee5\u5236\u5907\u8fd9\u79cd\u754c\u9762\u751f\u6210\u7684\u7eb3\u7c73\u8584\u819c\uff0c\u4ee5\u7528\u4e8e\u4e0d\u540c\u7684\u5206\u79bb\u5e94\u7528\u3002<\/p>\n

\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.science.org\/doi\/full\/10.1126\/science.adh2404<\/p>\n

\u672c\u6587\u7531\u5c0f\u827a\u64b0\u7a3f<\/p>\n","protected":false},"excerpt":{"rendered":"

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