计算题:已知某工程需要447个工日完成,产量定额为8㎡/工日。该工程门窗洞口的面积为100㎡。求此工程总面积为多少?
447×8-100=3476㎡
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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