相比之下，科学家认为冥王星表面的最低温度仅仅为零下184摄氏度。
For comparison, scientists believe that Pluto's surface only gets down to about -300 degrees Fahrenheit (-184 Celsius).
在根系活力、耐低温性和产量方面，津优30号和津绿3号最好，津优2号和北极星低。
On the root system activity, the endurance of chilling and the yield, Jinyou 30 and Jinlv 3 were highest, but Jinyou2 and Beijixing were low.
应用推荐