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stone crushing machine citation

stone crushing machine citation

This research work was aimed to assess exposure condition and the safety situation in stone crushing units. Sound level was measured at 6 stone crushing plant. A small questionnaire survey performed on the surveyed area. For the questionnaire survey the interviewees were divided into five categories. They are worker (60), teacher (5), Student (30), Shop-keeper (40) and Tourist (50) out of 185

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