page 68 2-1 Linguistics3. expand
A: grow
B: understand
C: undermine
D: overtake
A: grow
B: understand
C: undermine
D: overtake
举一反三
- 积分[img=136x52]1803d6afd4e6f95.png[/img]的计算程序和结果是 A: clearsyms xy=1/x^2/sqrt(x^2-1)int(y,x,-2,-1)3^(1/2)/2 B: clearsyms xint(1/x^2/sqrt(x^2-1),x,-2,-1)3^(1/2)/2 C: clearsyms xint(1/x/sqrt(x^2-1),x,-2,-1)-pi/3 D: clearsyms xint(1/x/sqrt(x^2-1),x,-2,-1)3^(1/2)/2 E: clearsyms xint(1/x^2*sqrt(x^2-1),x,-2,-1)log(3^(1/2) + 2) - 3^(1/2)/2
- 精密套筒类零件中孔的形状精度应控制在孔径公差的( )。 A: 1-1/2 B: 1/3-1/5 C: 1/2-1/3 D: 1/2-1/5
- We are eager to ________ the market for our electric goods. A: increase B: grow C: extend D: expand
- y=x/(x^2-1)的垂直渐近线有()条。 A: 1 B: 2 C: 3 D: 4
- 套螺纹时,板牙也要经常倒转,每转1/2-1圈后就要倒转()圈,以清除切屑。 A: 1/4~1/2 B: 1/2~1 C: 2~3 D: 3~4