What are the four criteria for selecting members of scientific expeditions?

1, the spirit of exploration and dedication for the development of scientific cause

2, strong physique, physical fitness to adapt to the extreme cold weather

3, not afraid of loneliness, mental health, a certain degree of self-regulation and self-control, and good psychological quality

4, complete logistical support adequate food, water, medical assistance equipment, and the team's adaptive ability

5, the ability of the team members to adapt to the cold weather

6, the ability of the team members to adapt to the cold weather, and the ability of the team members to adapt to the cold weather

7, the ability of the team members to adapt to the cold weather.