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答案:
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1.S 34)E(s)=S(S 1)(s 2)
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2.Ba(s) 1(E) C(s)C B(s) (E) C(s)Dβ(s) C(s) 1(G)
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3.1μS-5μS 40μS-60μS│2μS-5μS 50μS-60μS│1μS-3μS 40μS-50μS│1μS-5μS 40μS-50μS
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4.绘制设计零件的 s m — s a 极限应力简图时, 所必须的已知数据是 。
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5.以下正确的程序段是: char *s; scanf("%s", s);|char s[20], *t=s; scanf("%s", t[2]);|char s[20]; scanf("%s", &s);
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6.文法G(S):S → S*S|S S|(S)|a是二义性文法。( )
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7.A.n = 1, l = 0 ,m = 0 , s = +1/2B.n = 2, l = 1, m = 0 , s = +1/2C.n = 3, l = 2 ,m = 1, s = +1/2D.n =
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8.&sk-1)push(&s, 1)l=k 1if (l empty(s))pop(&s);h= pop(&s);
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9.—What is 1/2 and 1/3 —It’s ().
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10.【阅读理解】1、https://mp.weixin.qq.com/s/X3eP9Iw2_66FwOgYN9IOxA 2、 https://mp.weixin.qq.com/s/lfIADfMTCW4eMDR34H3YEA