题目内容
（请给出正确答案）
[单选题]
对于文法G[S]: S->A S | b A->S A | a 。下面属于LR（）项目的是________
A.S′→S
B.S→AS｜b
C.A→SA｜a
D.S’->·S
提问人：网友lixin080108
发布时间：2022-01-07
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ε}，S}，该文法是（）
A. LL（1）文法
B. 二义性文法
C. SLR（1）文法
D. 算法优先文法
题目内容
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设计双筋梁时，当求A's和As时，用钢量最少的方法是( )。
点击查看答案
A．取ξ=ξb B．取A's=As C．x=2a's D．x=0.5h0
