The solution result indicated that the model has solved the limited water volume well in the different period of duration optimized assignment.

求解结果表明，模型很好地解决了有限水量在不同生育期的优化分配。

youdao

The affected party shall, upon request by the other party, provide evidence as to the occurrence of the event and the period of duration thereof.

在另一方要求下，受影响一方应提供有关事件发生和受影响时间方面的证据。

youdao

In this case the time of performance of the Contract obligations shall be extended for a period equal to the period of duration of such circumstances.

在这种情况下的时间履行合同义务，应延长为一期，以平等的时期，时间等情况。

youdao

The view of another senior Treasury official, Under Secretary David Mulford, (expressed on the record at the London Economic Summit) to the effect that a currency stabilization fund for the Soviet Union would not be possible for at least 2-3 years -- a period of sufficient duration to permit structural reforms to precede ruble convertibility, will probably go by the boards within 6-9 months.

CENTERFORSECURITYPOLICY: Center For Security Policy

Will keeping vaccine induced immunity high for a longer period of time increase the duration of protection?

WHITEHOUSE: HIV Vaccine Awareness Day, 2011

Over past crises, the duration of the period of rising unemployment averaged nearly five years, with a mean increase in the unemployment rate of seven percentage points, which would bring the U.S. to double digits.

WSJ: Opinion: Expect a Prolonged Slump