duration of frost-free period的意思|示意
美 / /
英 / /
无霜期
duration of frost-free period的网络常见释义
无霜期 ... 无受让人名称的空白转让书 blank transfer 无霜期 duration of frost-free period 无霜日 day without frost ...
duration of frost-free period相关例句
The sunshine duration is long, the temperature difference is big, the frost-free period is long, and the annual solar radiation amount is much, which is good for the growth of crops.
日照时间长，昼夜温差大，无霜期长，年太阳能辐射量大，对农作物生长十分有利。