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["仓库维护_气密性"]
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[2.0,"","","","CKWH_QMX","","2","II级(120s≤t<300s)","1"]
[3.0,"","","","CKWH_QMX","","3","III级(40s≤t<120s平房仓，60s≤t<120s立筒仓、浅圆仓)","1"]
[4.0,"","","","CKWH_QMX","","4","IV级(t<40s平房仓，t<60s立筒仓、浅圆仓)","1"]