{"id":5262,"date":"2019-01-17T20:00:07","date_gmt":"2019-01-17T20:00:07","guid":{"rendered":"https:\/\/www.enago.com\/academy\/tw\/?p=5262"},"modified":"2020-07-28T11:46:44","modified_gmt":"2020-07-28T11:46:44","slug":"useful-boolean-operators-for-article-searches","status":"publish","type":"post","link":"https:\/\/www.ulatus.tw\/academy\/useful-boolean-operators-for-article-searches\/","title":{"rendered":"\u6aa2\u7d22\u671f\u520a\u8ad6\u6587\u7684\u5229\u5668\uff1a\u5e03\u6797\u904b\u7b97\u5b50"},"content":{"rendered":"

\u525b\u958b\u59cb\u8457\u624b\u65b0\u7684\u984c\u76ee\u6642\u8a31\u591a\u4eba\u90fd\u6709\u5171\u540c\u7684\u7d93\u9a57\uff1a\u8f38\u5165\u4e00\u500b\u95dc\u9375\u5b57\u4f86\u67e5\u627e\u671f\u520a\u548c\u8cc7\u6599\u5eab\u6642\uff0c\u51fa\u73fe\u6210\u5343\u4e0a\u767e\u5247\u689d\u76ee\uff0c\u4ee4\u4eba\u4e0d\u77e5\u6240\u5f9e\uff01\u5728\u9019\u773e\u591a\u689d\u76ee\u88e1\uff0c\u8207\u81ea\u5df2\u7814\u7a76\u554f\u984c\u76f4\u63a5\u76f8\u95dc\u7684\u8ad6\u6587\uff0c\u6216\u8a31\u4e0d\u5230\u5341\u5206\u4e4b\u4e00\uff0c\u82e5\u6191\u4eba\u529b\u6d77\u641c\u518d\u4e00\u4e00\u63c0\u9078\u592a\u6d6a\u8cbb\u6642\u9593\u548c\u7cbe\u529b\uff0c\u9019\u6642\u53ef\u8003\u616e\u63a1\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff08Boolean operators\uff09<\/a>\u9032\u884c\u66f4\u6709\u6548\u7684\u671f\u520a\u6aa2\u7d22\u8207\u8cc7\u6599\u5eab\u641c\u5c0b\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff1f<\/strong>\u00a0<\/strong><\/h2>\n

\u6700\u5e38\u7528\u7684\u5e03\u6797\u904b\u7b97\u5b50\u662fAND\u3001OR\u3001NOT\uff0c\u53ef\u7528\u4f86\u7e2e\u5c0f\uff08\u5982\u4f7f\u7528AND\u3001NOT\uff09\u6216\u64f4\u5927\uff08\u5982\u4f7f\u7528OR\uff09\u67e5\u8a62\u7684\u7bc4\u570d\uff0c\u63d0\u9ad8\u6587\u737b\u6aa2\u7d22\u7684\u6548\u80fd\u3002\u5e03\u6797\u904b\u7b97\u5b50\u4e26\u975e\u53ea\u80fd\u641c\u67e5\u4e3b\u984c\u95dc\u9375\u5b57\uff0c\u4ea6\u53ef\u8f38\u5165\u4f5c\u8005\u540d\u5b57\u6216\u6587\u7ae0\u985e\u578b\u505a\u70ba\u6aa2\u7d22\u4f9d\u64da\u3002<\/p>\n

\u5e03\u6797\u904b\u7b97\u5b50\u53ef\u55ae\u7368\u4f7f\u7528\uff0c\u4f8b\u5982\u8f38\u5165\u7b2c\u4e00\u500b\u95dc\u9375\u5b57AND\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57\uff0c\u641c\u5c0b\u7d50\u679c\u4fbf\u90fd\u5305\u6db5\u9019\u5169\u500b\u95dc\u9375\u5b57\u3002\u4e5f\u53ef\u4ee5\u8996\u9700\u8981\u6df7\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff0c\u4f8b\u5982\u8f38\u5165\u7b2c\u4e00\u500b\u95dc\u9375\u5b57OR\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57NOT\u7b2c\u4e09\u500b\u95dc\u9375\u5b57\uff0c\u9019\u6a23\u4e00\u4f86\uff0c\u641c\u5c0b\u7684\u7d50\u679c\u4fbf\u662f\u6709\u95dc\u7b2c\u4e00\u6216<\/strong>\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57\u7684\u6587\u7ae0\uff0c\u4f46\u6392\u9664\u4e86\u7b2c\u4e09\u500b\u95dc\u9375\u5b57\u7684\u689d\u76ee\u3002<\/p>\n

\u770b\u4e00\u4e0b\u9019\u500b\u5be6\u4f8b<\/a>\uff0c\u50c5\u7528\u95dc\u9375\u5b57\u5728PubMed\u6aa2\u7d22\u6709\u95dcHIV\u7684\u7814\u7a76\u6642\uff0c\u51fa\u73fe\u8cc7\u6599\u591a\u90549845\u5247\uff0c\u7136\u900f\u904e\u5404\u7a2e\u5e03\u6797\u904b\u7b97\u5b50\u7684\u6392\u5217\u7d44\u5408\u5f8c\uff0c\u4fbf\u80fd\u627e\u5230\u5341\u6578\u5247\u81f3\u4e00\u767e\u591a\u5247\u66f4\u5177\u76f8\u95dc\u6027\u7684\u8ad6\u6587\uff0c\u7bc0\u7701\u5bf6\u8cb4\u7684\u6642\u9593\u548c\u8cc7\u6e90\u3002<\/p>\n\n\n\n\n\n\n\n\n
\u5e03\u6797\u904b\u7b97\u5b50<\/td>\n\u95dc\u9375\u5b57\u641c\u5c0b<\/td>\n\u641c\u5c0b\u7d50\u679c<\/td>\n<\/tr>\n
None<\/td>\nHIV transmission intravenous sexual<\/td>\n2353<\/td>\n<\/tr>\n
OR<\/td>\nHIV transmission intravenous OR sexual<\/td>\n267058<\/td>\n<\/tr>\n
Quotes<\/td>\n\u201cHIV transmission\u201d intravenous sexual<\/td>\n559<\/td>\n<\/tr>\n
Brackets<\/td>\nHIV transmission (intravenous OR sexual) NOT behavior<\/td>\n5473<\/td>\n<\/tr>\n
NOT<\/td>\nHIV transmission (intravenous AND sexual) NOT behavior<\/td>\n345<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

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\u525b\u958b\u59cb\u8457\u624b\u65b0\u7684\u984c\u76ee\u6642\u8a31\u591a\u4eba\u90fd\u6709\u5171\u540c\u7684\u7d93\u9a57\uff1a\u8f38\u5165\u4e00\u500b\u95dc\u9375\u5b57\u4f86\u67e5\u627e\u671f\u520a\u548c\u8cc7\u6599\u5eab\u6642\uff0c\u51fa\u73fe\u6210\u5343\u4e0a\u767e\u5247\u689d\u76ee\uff0c\u4ee4\u4eba\u4e0d\u77e5\u6240\u5f9e\uff01\u5728\u9019\u773e\u591a\u689d\u76ee\u88e1\uff0c\u8207\u81ea\u5df2\u7814\u7a76\u554f\u984c\u76f4\u63a5\u76f8\u95dc\u7684\u8ad6\u6587\uff0c\u6216\u8a31\u4e0d\u5230\u5341\u5206\u4e4b\u4e00\uff0c\u82e5\u6191\u4eba\u529b\u6d77\u641c\u518d\u4e00\u4e00\u63c0\u9078\u592a\u6d6a\u8cbb\u6642\u9593\u548c\u7cbe\u529b\uff0c\u9019\u6642\u53ef\u8003\u616e\u63a1\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff08Boolean operators\uff09\u9032\u884c\u66f4\u6709\u6548\u7684\u671f\u520a\u6aa2\u7d22\u8207\u8cc7\u6599\u5eab\u641c\u5c0b\u3002 \u5982\u4f55\u4f7f\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff1f\u00a0 \u6700\u5e38\u7528\u7684\u5e03\u6797\u904b\u7b97\u5b50\u662fAND\u3001OR\u3001NOT\uff0c\u53ef\u7528\u4f86\u7e2e\u5c0f\uff08\u5982\u4f7f\u7528AND\u3001NOT\uff09\u6216\u64f4\u5927\uff08\u5982\u4f7f\u7528OR\uff09\u67e5\u8a62\u7684\u7bc4\u570d\uff0c\u63d0\u9ad8\u6587\u737b\u6aa2\u7d22\u7684\u6548\u80fd\u3002\u5e03\u6797\u904b\u7b97\u5b50\u4e26\u975e\u53ea\u80fd\u641c\u67e5\u4e3b\u984c\u95dc\u9375\u5b57\uff0c\u4ea6\u53ef\u8f38\u5165\u4f5c\u8005\u540d\u5b57\u6216\u6587\u7ae0\u985e\u578b\u505a\u70ba\u6aa2\u7d22\u4f9d\u64da\u3002 \u5e03\u6797\u904b\u7b97\u5b50\u53ef\u55ae\u7368\u4f7f\u7528\uff0c\u4f8b\u5982\u8f38\u5165\u7b2c\u4e00\u500b\u95dc\u9375\u5b57AND\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57\uff0c\u641c\u5c0b\u7d50\u679c\u4fbf\u90fd\u5305\u6db5\u9019\u5169\u500b\u95dc\u9375\u5b57\u3002\u4e5f\u53ef\u4ee5\u8996\u9700\u8981\u6df7\u7528\u5e03\u6797\u904b\u7b97\u5b50\uff0c\u4f8b\u5982\u8f38\u5165\u7b2c\u4e00\u500b\u95dc\u9375\u5b57OR\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57NOT\u7b2c\u4e09\u500b\u95dc\u9375\u5b57\uff0c\u9019\u6a23\u4e00\u4f86\uff0c\u641c\u5c0b\u7684\u7d50\u679c\u4fbf\u662f\u6709\u95dc\u7b2c\u4e00\u6216\u7b2c\u4e8c\u500b\u95dc\u9375\u5b57\u7684\u6587\u7ae0\uff0c\u4f46\u6392\u9664\u4e86\u7b2c\u4e09\u500b\u95dc\u9375\u5b57\u7684\u689d\u76ee\u3002 \u770b\u4e00\u4e0b\u9019\u500b\u5be6\u4f8b\uff0c\u50c5\u7528\u95dc\u9375\u5b57\u5728PubMed\u6aa2\u7d22\u6709\u95dcHIV\u7684\u7814\u7a76\u6642\uff0c\u51fa\u73fe\u8cc7\u6599\u591a\u90549845\u5247\uff0c\u7136\u900f\u904e\u5404\u7a2e\u5e03\u6797\u904b\u7b97\u5b50\u7684\u6392\u5217\u7d44\u5408\u5f8c\uff0c\u4fbf\u80fd\u627e\u5230\u5341\u6578\u5247\u81f3\u4e00\u767e\u591a\u5247\u66f4\u5177\u76f8\u95dc\u6027\u7684\u8ad6\u6587\uff0c\u7bc0\u7701\u5bf6\u8cb4\u7684\u6642\u9593\u548c\u8cc7\u6e90\u3002 \u5e03\u6797\u904b\u7b97\u5b50 \u95dc\u9375\u5b57\u641c\u5c0b \u641c\u5c0b\u7d50\u679c None HIV transmission intravenous sexual 2353 OR HIV transmission intravenous OR sexual 267058 Quotes \u201cHIV transmission\u201d intravenous sexual 559 Brackets HIV transmission (intravenous OR sexual) NOT behavior 5473 NOT HIV transmission (intravenous AND sexual) NOT behavior 345   \u5e03\u6797\u904b\u7b97\u5b50\u5e6b\u52a9\u7814\u7a76\u8005\u4ee5\u6700\u5feb\u7684\u901f\u5ea6\u548c\u6700\u7cbe\u6e96\u7684\u65b9\u5f0f\uff0c\u5f9e\u671f\u520a\u7d22\u5f15\u8cc7\u6599\u5eab\u4e2d\u627e\u51fa\u6700\u9700\u8981\u7684\u8cc7\u6599\uff0c\u662f\u6aa2\u7d22\u6587\u737b\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002<\/p>\n","protected":false},"author":2,"featured_media":5265,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_metadesc":"\u5e03\u6797\u904b\u7b97\u5b50\u5e6b\u52a9\u7814\u7a76\u8005\u7cbe\u6e96\u5feb\u901f\u5730\u5f9e\u671f\u520a\u7d22\u5f15\u8cc7\u6599\u5eab\u4e2d\u627e\u51fa\u6700\u9700\u8981\u7684\u76f8\u95dc\u6587\u737b\uff0c\u662f\u6aa2\u7d22\u6587\u737b\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\uff0c\u60a8\u77e5\u9053\u5982\u4f55\u4f7f\u7528\u55ce\uff1f","footnotes":""},"categories":[127,154],"tags":[174],"yoast_head":"\n\u6aa2\u7d22\u671f\u520a\u8ad6\u6587\u7684\u5229\u5668\uff1a\u5e03\u6797\u904b\u7b97\u5b50 - 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