frost free growing period的意思|示意
美 / /
英 / /
无霜期
frost free growing period的网络常见释义
无霜生长期 ... 无霜期间 length of frost free period; length of frost free season 无霜生长期 frost free growing period 四个月无霜期 four-months frost-free period ...
frost free growing period相关例句
Change at the annual frost-free period 100-160 days, the distribution of the trend of growing on the grounds east to west.
全年无霜期变化在100—160天之间，分布趋势为由东向西逐渐增长。