Conclusion: HRVI can be used as effective and safe instructional index for AMI patients in early rehabilitation exercise.
结论：心率变异指数可有效、安全指导ami患者早期康复锻炼。
Increasing planting early crops on the wetland is an effective measure to fully utilize the spring season resources of temperature or light and raise multiple crop index.
攀西地区下湿田增种早春作物，是充分利用春季光温资源，提高复种指数的有效措施。
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