CSCD核心库来源期刊
全国中文核心期刊
中国科技核心期刊
中国农林核心期刊
Development trend of agricultural machinery patent technology in hilly and mountainous areas of China
PAN Ying*,KONG Baohong,YUAN Shouqi*,ZHU Xingye
Journal of Drainage and Irrigation Machinery Engin . 2024, (9): 965 -972 .  DOI: 10.3969/j.issn.1674-8530.24.0015