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中国的生长期
释义
中国的生长期
Encyclopedia
理学
中国的气温
释
growth period in China
中国的生长期
一年中植物任意两个发育期相间隔的日数,它表示两个发育期之间持续生长的时间。农作物的生长,要求温度上升到生长期所需的指标温度以上。一般认为,日平均气温≥5℃的持续时期称为农作物的生长期,≥10℃的日数可表示喜热作物生长期和喜温作物活跃生长期的长短。
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National Charter of Museum Professions
National Charter of Republic of Rif
national chemical measurement standard
National Chengtu Higher Teacher School
National Children's Literature Creation Conference
National Chinese Opera Work Conference
National Chornobyl Museum
national circulating transformation pilot park
National Climate Center
National Climbing championships
National Coach Museum
National College of Oriental Languages
National College of Veterinary Medicine
National Collegiate Athletic Association
national color
national command organization
National Commission for Classics Editing and Research by Institutions of Higher Learning, Ministry of Education
National Commission for Cultural Relics Identification
National Commission for the Management of Special Funds for the Development of Film Industry
National Commission on Genetic Resources for Livestock and Poultry
National Commission on Libraries and Information Science,NCLIS
National Committee of Cultural Relics
National Communication Association
national competitive intelligence
national competitiveness evaluation
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