Fig. 5

Contour diagram of parameter variation in different climate zones: (a) Severe cold zone; (b) Cold zone; (c) Hot summer & cold winter zone; (d) Hot summer & warm winter zone; (e) Mild zone.
Contour diagram of parameter variation in different climate zones: (a) Severe cold zone; (b) Cold zone; (c) Hot summer & cold winter zone; (d) Hot summer & warm winter zone; (e) Mild zone.