Therefore, the 1979 accident at the Three Mile Island nuclear power plant in the United States is rated at level five.

因此，1979年的美国三里岛核电厂核泄漏事故被定为5级。

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"What we found was that high blood pressure,smoking, overweight/obesity and high blood glucose account for five years of loss of life expectancy in men and about four years in women at the national level."

VOA: standard.2010.04.08

However, from the point the first skill point is earned (at level five) regular use of that skill becomes a key part of player strategy, to the point where the characters feel quite different.

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When business does come back it will be only at the level of five years ago, believes another senior investment banker.

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After entering a new overseas market, McDonald's needs about five years to break even at the store level and another five to break even country-wide.

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