{"ok":true,"question":{"id":21103,"question_uuid":"c867b190-6a10-42c9-b89a-f6c93d43d6e6","job_id":4,"source_file":"A中考/2026江苏中考期末数学试卷+答案830.pdf","source_page_start":8,"source_page_end":8,"source_bbox":"[30.0, 122.67, 501.82, 166.84]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"comprehensive","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"如图,△ABC内接于⊙O, ∠ABC = 2∠C, 点D在线段CB的延长线上,且BD = AB, 连接AD.\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 708, \"height\": 416, \"sha256\": \"9ac7a0fb3313eec6ee2863475377bd56b88d7eb5fa570658ff0a9bc85e845b84\", \"caption\": \"\", \"asset_key\": \"math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/c867b190-6a10-42c9-b89a-f6c93d43d6e6/9ac7a0fb3313.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/c867b190-6a10-42c9-b89a-f6c93d43d6e6/9ac7a0fb3313.png\", \"source_bbox\": [30.0, 174.3929901123047, 171.6999969482422, 254.42999267578125], \"source_page\": 8}, {\"type\": \"subquestion\", \"index\": 1, \"blocks\": [{\"text\": \"求证: AD是⊙O的切线;\", \"type\": \"text\"}]}, {\"type\": \"subquestion\", \"index\": 2, \"blocks\": [{\"text\": \"当AB = 5, AC = 8时, 求BC的长及⊙O的半径．\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [30.0, 122.67, 501.82, 166.84], \"file\": \"A中考/2026江苏中考期末数学试卷+答案830.pdf\", \"regions\": [{\"bbox\": [30.0, 122.67, 501.82, 166.84], \"page\": 8}], \"section\": \"match\", \"page_end\": 8, \"page_start\": 8, \"section_label\": \"智适化匹配练习   ★ 交互式系统学习\", \"answer_regions\": []}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"5\", \"subject_code\": \"math\", \"question_type\": \"comprehensive\", \"content_sha256\": \"11a48625daca106f1383086a36ea949e9b3e50898f475b57ddf861919be79611\"}","body_html":"<div>如图,△ABC内接于⊙O, ∠ABC = 2∠C, 点D在线段CB的延长线上,且BD = AB, 连接AD.<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/c867b190-6a10-42c9-b89a-f6c93d43d6e6/9ac7a0fb3313.png\" style=\"width:188.9px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"><br>（1）求证: AD是⊙O的切线;<br>（2）当AB = 5, AC = 8时, 求BC的长及⊙O的半径．</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=8091): Read timed out. 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[图] (1) 求证: AD是⊙O的切线; (2) 当AB = 5, AC = 8时, 求BC的长及⊙O的半径．","result_json":"{\"ok\": true, \"rule\": \"clean-override\", \"issues\": [], \"confidence\": 0.9}","created_at":"2026-09-24T22:53:38"},{"id":415564,"import_question_id":21103,"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":"2026-09-24T22:53:38"},{"id":415565,"import_question_id":21103,"audit_type":"KNOWLEDGE","auditor_name":"knowledge-auditor","status":"WARN","score":0.0,"input_snapshot":"如图,△ABC内接于⊙O, ∠ABC = 2∠C, 点D在线段CB的延长线上,且BD = AB, 连接AD. [图] (1) 求证: AD是⊙O的切线; (2) 当AB = 5, AC = 8时, 求BC的长及⊙O的半径．","result_json":"{\"picks\": [], \"tree_code\": \"KT_JUNIOR_MATH_STANDARD\", \"candidates\": 0, \"classifier_version\": null}","created_at":"2026-09-24T22:53:38"},{"id":415582,"import_question_id":21103,"audit_type":"VISION","auditor_name":"vision-auditor","status":"PASS","score":0.95,"input_snapshot":"题干：\n如图,△ABC内接于⊙O, ∠ABC = 2∠C, 点D在线段CB的延长线上,且BD = AB, 连接AD. （1）求证: AD是⊙O的切线; （2）当AB = 5, AC = 8时, 求BC的长及⊙O的半径．\n答案：\n\n解析：\n","result_json":"{\"ok\": true, \"hard\": false, \"issues\": [], \"confidence\": 0.95, \"suggestions\": [\"建议在题干中明确‘⊙O’的读法（如‘圆O’），避免部分读者误读为‘⊙O’是变量名\", \"建议在图中标注点O的位置更清晰，当前图中O点靠近BC边但非中点，可能引起误解\"]}","created_at":"2026-09-24T22:54:48"}]}