求翻译：以中国矿业大学南湖校区学生宿舍为研究对象，选取具有代表性的宿舍建筑，对可燃物种类及数量分别进行了实地调查，是什么意思？

China University of Mining and Technology, South Lake Campus student dormitories, select a representative of the dormitory building, and conducted a field survey on the types and quantity of combustible

South China University of mining in the Lake District hostels as the object of study, select a representative to the dormitory building, flammable species and the number for a field survey, respectively.

Take the Chinese Mining industry University Lake Nanhu School area student's dormitory as the object of study, the selection has the representative dormitory construction, has carried in-the-spot investigation separately to the combustible substance type and quantity,

Mining and technology student dormitory in the South Lake campus for the study, selected is representative of the dormitory building, on the number and type of combustible respectively conducted field surveys,

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