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{"anchorId": "ca_TJNF5WeZ", "prerequisiteId": "ca_cAq3pYiK", "strength": "soft", "reason": "整理数据并用合适方式描述数据是绘制图像或表格的基础，不会这一步就无法将实验数据整理成图表", "crossDiscipline": true, "type": "component", "failureSignature": "把实验数据点画成折线图时，没有标数据点，只画了一条穿过原点的直线。", "inInferenceGraph": true, "evidence": [{"kind": "llm", "detail": "跨学科候选池 40 选 30，模型提议未复核（判据更严，≤2 条/锚点）"}, {"kind": "standard-hierarchy", "detail": "课标学段序：G3 → G8"}, {"kind": "llm", "detail": "两段式：先写失败表现（不告知有分类任务），再独立调用只凭表现分类"}], "reviewStatus": "llm-proposed", "reviewedBy": [], "retagHash": "0d0f7ad3f863326b", "schemaVersion": "0.1.0"}
{"anchorId": "ca_3Ed2e2Nh", "prerequisiteId": "ca_wBxFcaY6", "strength": "soft", "reason": "计算蜡块密度需用质量除以体积，质量由天平读数相加得出，体积由量筒读数相减得出，涉及多步整数四则混合运算，不会正确运用小括号和中括号则无法完成计算", "crossDiscipline": true, "type": "component", "failureSignature": "算出蜡块质量 24.5g 和体积 30cm³ 后，在计算密度时列竖式：24.5 ÷ 30，将小数点右移一位变成 245 ÷ 3，得出 81.67，忘记在结果中补回被移走的小数点，误填密度为 81.67g/cm³。", "inInferenceGraph": true, "evidence": [{"kind": "llm", "detail": "跨学科候选池 40 选 33，模型提议未复核（判据更严，≤2 条/锚点）"}, {"kind": "standard-hierarchy", "detail": "课标学段序：G3 → G8"}, {"kind": "llm", "detail": "两段式：先写失败表现（不告知有分类任务），再独立调用只凭表现分类"}], "reviewStatus": "llm-proposed", "reviewedBy": [], "retagHash": "a1a3f038e8608758", "schemaVersion": "0.1.0", "strengthCappedBy": "matrix-track", "note": "MATRIX 档不得 hard（非拆分边，无 containment 证据），入库时降为 soft"}