【单选题】An entity uses components at the rate of 500 units per month, which are bought in at a cost of $1.2 each from the supplier. It costs $20 each time to place an order, regardless of the quantity ordered...
【简答题】选词填空,只填题号即可。 A. abnormal B. applied C. briefly D. categorizing E. challenges F. figure G. percentage H. proving I. regardless J. searched K. similarities L. slightly M. suggests N. tas...