【简答题】编写基于SeqString类的成员函数replace(begin,s1,s2)。要求在当前对象串中,从下标begin开始,将所有的s1子串替换为s2串。
【单选题】在图 2 - 1 中, R 1 阻减小时,则:( )
【单选题】下列园林算法表述不正确的是()。
A.
计算土方量(体积)的方法,常用有:估算法、断面法和方格网法
B.
估算法比较简便,精度较差,多用于估算。适合于地形接近几何体的土方计算,用体积公式进行计算
C.
断面法的计算精度取决于截取断面的形状与数量,断面形状相对规整、多则精,断面形状不规整、少则粗
D.
整理停车场、体育场、广场等等类地块的土方计算最适宜用方格网法
【简答题】如图,矩形EFGH的边EF=6cm,EH=3cm,在平行四边形ABCD中,BC=10cm,AB=5cm,sin∠ABC= 3 5 ,点EFBC在同一直线上,且FB=1cm,矩形从F点开始以1cm/s的速度沿直线FC向右移动,当D点落在边CF所在直线上即停止. (1)在矩形运动过程中,何时矩形的一边恰好通过平行四边形的边AB或CD的中点? (2)在矩形运动过程中,当矩形与平行四边形重叠部分为五边形时...
【单选题】西瓜一侧充分膨大,另一侧发育不良,形成西瓜( )。
【简答题】Functional Sentence Perspective (FSP) is a theory of linguistic ysis which describes how ______is distributed in sentences.
【简答题】试编写一个函数,实现在链式存储方式下字符串的replace(S,T1,T2)运算。
【单选题】Thinking of society as a living organism in which each part of the organism contributes to its survival is a reflection of which theoretical perspective?
A.
the functionalist perspective
B.
the conflict perspective
C.
the feminist perspective
D.
the interactionist perspective
【单选题】Which of the following best reflects the humanistic perspective of the five writers?
A.
The spiritual and the material worlds are incompatible.
B.
Humanity can scarcely account for humans and the world.
C.
Self-knowledge stems partly from the perception of the universe.
D.
The structure of the universe can be discovered through self-knowledge.