复份的英文

duplication

例句与用法

China had initially formed a preservation system for germ plasma resources from crops , including one national germ plasma bank for long - term preservation and a duplicate one , 23 local germ plasma banks for mid - term preservation , and 25 national germ plasma nurseries , of which two are for test - tube culture
到1995年底，中国已初步形成农作物种质资源保存体系，建成国家级贮存种子长期库及复份库各1座，地方中期库23座，国家级田间种质圃25个，其中试管苗圃种质库2个。