某一水泥试样进行抗压强度检验时，测得破坏荷载分别为41.8kN、40.6kN、42.4kN、40.9kN、41.6kN、36.5kN，试计算该水泥试样的抗压强度代表值。
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单选题 In an ADT, the ().
A. data are declared
B. operations are declared
C. data and operations are encapsulated
D. all of the above
单选题 A ()is a list in which each element has a unique successor.
A. matrix
B. network
C. linear list
D. linked list
单选题 The pop operation ()of the stack..
A. removes an item from the top
B. removes an item from the bottom
C. adds an item to the top
D. adds an item to the bottom
单选题 The push operation () of the stack.
A. removes an item from the top
B. removes an item from the bottom
C. adds an item to the top
D. adds an item to the bottom
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