Authors
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BEIJING FORESTRY UNIVERSITY, CHINA
ZHEJIANG A&F UNIVERSITY, CHINA -
BEIJING FORESTRY UNIVERSITY, CHINA
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ZHEJIANG CONSTRUCTION TECHNICIAN COLLEGE, CHINA
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BEIJING FORESTRY MACHINERY RESEARCH INSTITUTE OF STATE FORESTRY ADMINISTRATION BEIJING, CHINA
ZHEJIANG A&F UNIVERSITY, CHINA -
ZHEJIANG A&F UNIVERSITY, CHINA
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