7. |
内容简述: TITLE:ProximityDetectionSystemsforMobileMachinesinUndergroundMines
AGENCY:MineSafetyandHealthAdministration,Labor
ACTION:Proposedrule;extensionofcommentperiod
SUMMARY:Inresponsetoarequest,theMineSafetyandHealthAdministration(MSHA)isextendingthecommentperi
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