1KB为()字节,1MB为()字节,1GB为()字节。
参考答案:1024;1024×1024;1024×1024×1024
道路运输价格只有()。
A.销售价格
B.无形价格
C.组合价格
D.批发价格
What is the most important market-related factor to the transport cost? ()
A. Location of market
B. Government regulation
C. competition
D. Seasonality of products flow