Maintaining this equilibrium is not always easy, because emphasis inevitably shifts from one area to another.
保持这种平衡并不容易，因为这种平衡会不可避免的在各个领域中转换不停。
2
The soil in arch area could attain new equilibrium by stress adjustment after yield.
拱区屈服土体应能通过应力调整达到新的平衡状态。
3
The steak medium steak (medium) : internal pink visible for area and mixed with the powder of cooked meat and heald brown, the steak taste equilibrium temperature.