{"ok":true,"question":{"id":182381,"question_uuid":"ed6b1923-81e0-4899-a728-ed16abd9ea0f","job_id":9,"source_file":"沪教版/八下/周琼玟Q_18978751881_955_检测.pdf","source_page_start":4,"source_page_end":4,"source_bbox":"[30.22, 292.12, 462.81, 413.66]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"subjective","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"赤霉素(GA)是一类重要的植物激素，广泛参与种子萌发、茎的伸长及开花调控等 过程．为探究赤霉素对水稻幼苗茎伸长的促进作用，某生物兴趣小组将若干株长 势相近的水稻幼苗随机分为实验组与对照组实验组用100ppm赤霉素溶液处理，对 照组用等量蒸馏水处理，培养条件保持恒温25∘C、12小时光照／12小时黑暗循环。3 天后测量茎的伸长量，记录并绘制成如下统计图．实验组数据(单位：cm)整 理如下：18 (2株)、 20 (3株)、 22 (5株)、 24 (7株)、 26 (3株) .请 你根据统计图中的信息，解答下列问题：\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{(1)}{(2)}\"}, {\"text\": \"求实验组茎伸长量的平均值. 若用相同方法处理500株同品种水稻幼苗, 估计茎伸长量至少达到24cm的植株数量.\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 520, \"height\": 299, \"sha256\": \"c60d05ed07c7b9e06bf1519bfafe259a4ecf9ba6c02b9a81c539885fa7bfca54\", \"caption\": \"\", \"asset_key\": \"math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/ed6b1923-81e0-4899-a728-ed16abd9ea0f/c60d05ed07c7.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/ed6b1923-81e0-4899-a728-ed16abd9ea0f/c60d05ed07c7.png\", \"source_bbox\": [30.21787452697754, 413.8333740234375, 126.67874908447266, 473.036865234375], \"source_page\": 4}, {\"type\": \"answer\", \"blocks\": [{\"text\": \"(1)22.6cm(2)250\", \"type\": \"text\"}]}, {\"type\": \"solution\", \"blocks\": [{\"text\": \"(1)−x =\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{1}{20} \\\\times (18 \\\\times 2 + 20 \\\\times 3 + 22 \\\\times 5 + 24 \\\\times 7 + 26 \\\\times 3) = 22.6cm\"}, {\"text\": \"答: 实验组茎伸长量的平均值为22.6cm． (2)\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"500 \\\\times \\\\frac{7 + 3}{20} = 250\"}, {\"text\": \"(株)．\", \"type\": \"text\"}, {\"text\": \"答：估计茎伸长量至少达到24cm的植株数量为250．\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [30.22, 292.12, 462.81, 413.66], \"file\": \"沪教版/八下/周琼玟Q_18978751881_955_检测.pdf\", \"regions\": [{\"bbox\": [30.22, 292.12, 462.81, 413.66], \"page\": 4}], \"section\": \"generic\", \"page_end\": 4, \"page_start\": 4, \"section_label\": \"\", \"answer_regions\": [{\"bbox\": [43.99800109863281, 436.3767395019531, 451.7098083496094, 515.2269897460938], \"page\": 6}]}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"15\", \"subject_code\": \"math\", \"question_type\": \"subjective\", \"content_sha256\": \"bfc80f22737f2f04e635ca04600bb8257280c0330fc3dac9843f29f4fc3cea4e\"}","body_html":"<div>赤霉素(GA)是一类重要的植物激素，广泛参与种子萌发、茎的伸长及开花调控等 过程．为探究赤霉素对水稻幼苗茎伸长的促进作用，某生物兴趣小组将若干株长 势相近的水稻幼苗随机分为实验组与对照组实验组用100ppm赤霉素溶液处理，对 照组用等量蒸馏水处理，培养条件保持恒温25∘C、12小时光照／12小时黑暗循环。3 天后测量茎的伸长量，记录并绘制成如下统计图．实验组数据(单位：cm)整 理如下：18 (2株)、 20 (3株)、 22 (5株)、 24 (7株)、 26 (3株) .请 你根据统计图中的信息，解答下列问题：\\(\\frac{(1)}{(2)}\\)求实验组茎伸长量的平均值. 若用相同方法处理500株同品种水稻幼苗, 估计茎伸长量至少达到24cm的植株数量.<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/ed6b1923-81e0-4899-a728-ed16abd9ea0f/c60d05ed07c7.png\" style=\"width:128.6px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"></div>","answer_html":"(1)22.6cm(2)250","ways_html":"(1)−x =\\(\\frac{1}{20} \\times (18 \\times 2 + 20 \\times 3 + 22 \\times 5 + 24 \\times 7 + 26 \\times 3) = 22.6cm\\)答: 实验组茎伸长量的平均值为22.6cm． (2)\\(500 \\times \\frac{7 + 3}{20} = 250\\)(株)．答：估计茎伸长量至少达到24cm的植株数量为250．","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]","result_json":"{\"ok\": true, \"rule\": \"clean-override\", \"issues\": [], \"confidence\": 0.9}","created_at":"2026-11-10T14:43:03"},{"id":9474144,"import_question_id":182381,"audit_type":"FORMULA","auditor_name":"formula-auditor","status":"PASS","score":1.0,"input_snapshot":"\\frac{(1)}{(2)}; \\frac{1}{20} \\times (18 \\times 2 + 20 \\times 3 + 22 \\times 5 + 24 \\times 7 + 26 ; 500 \\times \\frac{7 + 3}{20} = 250","result_json":"{\"risky\": 3, \"issues\": [], \"checked\": 3, \"invalid\": 0, \"visual_check\": \"delegated_to_question_vision\", \"invalid_details\": [], \"visually_verified\": 0}","created_at":"2026-11-10T14:43:03"},{"id":9474145,"import_question_id":182381,"audit_type":"KNOWLEDGE","auditor_name":"knowledge-auditor","status":"WARN","score":0.0,"input_snapshot":"赤霉素(GA)是一类重要的植物激素，广泛参与种子萌发、茎的伸长及开花调控等 过程．为探究赤霉素对水稻幼苗茎伸长的促进作用，某生物兴趣小组将若干株长 势相近的水稻幼苗随机分为实验组与对照组实验组用100ppm赤霉素溶液处理，对 照组用等量蒸馏水处理，培养条件保持恒温25∘C、12小时光照／12小时黑暗循环。3 天后测量茎的伸长量，记录并绘制成如下统计图．实验组数据(单位：cm)整 理如下：18 (2株)、 20 (3株)、 22 (5株)、 24 (7株)、 26 (3株) .请 你根据统计图中的信息，解答下列问题： \\frac{(1)}{(2)} 求实验组茎伸长量的平均值. 若用相同方法处理500株同品种水稻幼苗, 估计茎伸长量至少达到24cm的植株数量. [图]","result_json":"{\"picks\": [], \"tree_code\": \"KT_JUNIOR_MATH_STANDARD\", \"candidates\": 0, \"classifier_version\": null}","created_at":"2026-11-10T14:43:03"},{"id":9474215,"import_question_id":182381,"audit_type":"VISION","auditor_name":"vision-auditor","status":"PASS","score":1.0,"input_snapshot":"题干：\n赤霉素(GA)是一类重要的植物激素，广泛参与种子萌发、茎的伸长及开花调控等 过程．为探究赤霉素对水稻幼苗茎伸长的促进作用，某生物兴趣小组将若干株长 势相近的水稻幼苗随机分为实验组与对照组实验组用100ppm赤霉素溶液处理，对 照组用等量蒸馏水处理，培养条件保持恒温25∘C、12小时光照／12小时黑暗循环。3 天后测量茎的伸长量，记录并绘制成如下统计图．实验组数据(单位：cm)整 理如下：18 (2株)、 20 (3株)、 22 (5株)、 24 (7株)、 26 (3株) .请 你根据统计图中的信息，解答下列问题：\\(\\frac{(1)}{(2)}\\)求实验组茎伸长量的平均值. 若用相同方法处理500株同品种水稻幼苗, 估计茎伸长量至少达到24cm的植株数量.\n答案：\n(1)22.6cm(2)250\n解析：\n(1)−x =\\(\\frac{1}{20} \\times (18 \\times 2 + 20 \\times 3 + 22 \\times 5 + 24 \\times 7 + 26 \\times 3) = 22.6cm\\)答: 实验组茎伸长量的平均值为22.6cm． (2)\\(500 \\times \\frac{7 + 3}{20} = 250\\)(株)．答：估计茎伸长量至少达到24cm的植株数量为250．","result_json":"{\"ok\": true, \"hard\": false, \"issues\": [], \"confidence\": 1.0, \"suggestions\": [\"建议补充实验组与对照组的具体数据对比，以便更完整地评估赤霉素的促进作用\"]}","created_at":"2026-11-10T14:46:48"}]}