The opportunity cost of spending $17 on a CD is what you would havedone with the $17 instead, and perhaps the value of the time spentshopping.
花17美元买一张CD的机会成本,就是你用这17美元所能做的其他事情,或许还有你购物所花费的时间价值。
Finally, comparing the value of the time constant with the data comparison sheet, the temperature of the sensor can be confirmed.
随后再将时间常数的平均值与预先存储的数据对照表做比较,以确定传感器的温度。
The opportunity cost of apuppy includes not just the purchase price of the puppy, but also the food,veterinary bills, carpet cleaning, and the value of the time spent dealing withthe puppy.
养狗的机会成本不单单是买狗所花的费用,还包括狗粮、请兽医、清洁地毯,和花费在遛狗上的时间。
The result showed that this method was feasible for estimating the passed value and forecasting the coming value of the time series.
研究结果表明,该方法对估计已往时序值和预测未来时序值都是可行的。