```json { "stock_code": "600121", "stock_name": "郑州煤电", "market_type": "A", "analysis_date": "2026-01-18T01:39:20.025668", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 4.75, "label": "近期高点/MA60"}, {"price": 4.49, "label": "MA200/当前价格"}, {"price": 4.12, "label": "近期低点"} ], "trend_description": "当前价格4.49，高于MA5(4.48) 0.01元，高于MA20(4.36) 0.13元，低于MA60(4.75) 0.26元。过去20个交易日中