某商场邀请了6位专家,用德尔菲法对新产品的市场需求量进行预测,预测值依次为45万元,56万元,38万元,46万元,55万元,61万元,试用算术平均法预测新产品的市场需求量为( )万元。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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