{"ok":true,"question":{"id":21122,"question_uuid":"1b594091-ab63-4a6e-9c7d-52d16b865f0e","job_id":4,"source_file":"A中考/2026江苏中考期末数学试卷+答案835.pdf","source_page_start":1,"source_page_end":1,"source_bbox":"[45.0, 511.4, 559.24, 569.76]","subject_code":"math","grade_level":"SENIOR","tree_code":"KT_SENIOR_MATH_STANDARD","question_type":"comprehensive","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"如图,在△ABC中, AB = AC, O是BC的中点，⊙O与AB相切于点D, 与BC交于点E, F, DG是⊙ O的直径, 弦GF的延长线交AC于H, 且GH ⊥AC.\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 708, \"height\": 431, \"sha256\": \"d26dd60660b864650c04f50f340f96b194c7a0d7420f20a1aae384b5a90d1b4a\", \"caption\": \"\", \"asset_key\": \"math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/1b594091-ab63-4a6e-9c7d-52d16b865f0e/d26dd60660b8.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/1b594091-ab63-4a6e-9c7d-52d16b865f0e/d26dd60660b8.png\", \"source_bbox\": [45.0, 570.5, 186.6699981689453, 661.0], \"source_page\": 1}, {\"type\": \"subquestion\", \"index\": 1, \"blocks\": [{\"text\": \"求证: AC是⊙O的切线;\", \"type\": \"text\"}]}, {\"type\": \"subquestion\", \"index\": 2, \"blocks\": [{\"text\": \"若DE = 2, 求HF的长．\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [45.0, 511.4, 559.24, 569.76], \"file\": \"A中考/2026江苏中考期末数学试卷+答案835.pdf\", \"regions\": [{\"bbox\": [45.0, 511.4, 559.24, 569.76], \"page\": 1}], \"section\": \"generic\", \"page_end\": 1, \"page_start\": 1, \"section_label\": \"\", \"answer_regions\": []}, \"version\": 1, \"grade_level\": \"SENIOR\", \"number_label\": \"3\", \"subject_code\": \"math\", \"question_type\": \"comprehensive\", \"content_sha256\": \"5d9dfc99cf1657e98c789c6dbeecbc641989af95485780d5ee20f360ff7afe24\"}","body_html":"<div>如图,在△ABC中, AB = AC, O是BC的中点，⊙O与AB相切于点D, 与BC交于点E, F, DG是⊙ O的直径, 弦GF的延长线交AC于H, 且GH ⊥AC.<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/1b594091-ab63-4a6e-9c7d-52d16b865f0e/d26dd60660b8.png\" style=\"width:188.9px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"><br>（1）求证: AC是⊙O的切线;<br>（2）若DE = 2, 求HF的长．</div>","answer_html":"","ways_html":"","explain_html":null,"difficulty":2,"score":null,"year":null,"parse_status":"PARSED","qa_status":"QUARANTINED","retry_count":0,"final_score":null,"error_message":"处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8092): Read timed out. 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[图] (1) 求证: AC是⊙O的切线; (2) 若DE = 2, 求HF的长．","result_json":"{\"ok\": true, \"rule\": \"clean-override\", \"issues\": [], \"confidence\": 0.9}","created_at":"2026-09-24T23:07:31"},{"id":416054,"import_question_id":21122,"audit_type":"FORMULA","auditor_name":"formula-auditor","status":"PASS","score":1.0,"input_snapshot":"","result_json":"{\"note\": \"无公式块\", \"checked\": 0}","created_at":"2026-09-24T23:07:31"},{"id":416055,"import_question_id":21122,"audit_type":"KNOWLEDGE","auditor_name":"knowledge-auditor","status":"WARN","score":0.0,"input_snapshot":"如图,在△ABC中, AB = AC, O是BC的中点，⊙O与AB相切于点D, 与BC交于点E, F, DG是⊙ O的直径, 弦GF的延长线交AC于H, 且GH ⊥AC. [图] (1) 求证: AC是⊙O的切线; (2) 若DE = 2, 求HF的长．","result_json":"{\"picks\": [], \"tree_code\": \"KT_SENIOR_MATH_STANDARD\", \"candidates\": 0, \"classifier_version\": null}","created_at":"2026-09-24T23:07:31"},{"id":416056,"import_question_id":21122,"audit_type":"VISION","auditor_name":"vision-auditor","status":"PASS","score":0.95,"input_snapshot":"题干：\n如图,在△ABC中, AB = AC, O是BC的中点，⊙O与AB相切于点D, 与BC交于点E, F, DG是⊙ O的直径, 弦GF的延长线交AC于H, 且GH ⊥AC. （1）求证: AC是⊙O的切线; （2）若DE = 2, 求HF的长．\n答案：\n\n解析：\n","result_json":"{\"ok\": true, \"hard\": false, \"issues\": [], \"confidence\": 0.95, \"suggestions\": [\"建议在解析中补充连接OD、OG等辅助线的说明，以增强几何证明的逻辑清晰度。\", \"可考虑在解析中明确标注所用定理（如切线判定定理、垂径定理等），便于读者对照理解。\"]}","created_at":"2026-09-24T23:07:53"}]}