The average age range is between 35 and 55.
平均年龄范围是35至55岁。
The average incubation period is four days, but can range between two and 10 days.
潜伏期平均为4天，但可为2天或10天不等。
Ratcheting strain and strain range will increase with the average stress and stress range increasing.
棘轮应变和棘轮应变幅都会随着平均应力和应力幅的增大而增大。
Ratcheting strain and strain range will increase with the average stress and stress range increasing.
棘轮应变和棘轮应变幅都会随着平均应力和应力幅的增大而增大。
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