【判断题】Freight companies often use a combination of distance and weight or shape of parcel as a basis to price their services.
【简答题】流体在粗糙管中流动,若摩擦系数仅与相对粗糙度有关,则流动处于( )。
【单选题】下列说法错误的是( )。
A.
当两个不同的数据的哈希值相同时,就会发生哈希冲突。哈希冲突是无法解决的。
C.
哈希函数代表的是记录的关键字值与其存储地址之间的对应关系。
D.
哈希查找是一种按关键字编址的快速检索方法,无需反复比较。
【单选题】For pricing, the ideal price is a combination of and what the market will bear.
【简答题】For pricing, the ideal price is a
combination of and what the market will bearA. your profit B. your cost C. your positioning D. mission
【单选题】流体在粗糙管中流动,若摩擦系数仅与相对粗糙度有关,则流动处于_____。