海词手机词典

The training sample, valid sample and test sample were developed, taking data of 26 sample plots from May to October of 2001 as input indicators and phytoplankton biomass of each sample site as output factor.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌