电刷镀对零部件的形状适应性()。
A.窄
B.较窄
C.广
C.较广
参考答案:C
现有N2、NH3、NO2组成的混合气体10L.此混合气体通过稀H2SO4时,溶液增重12.5g,混合气体体积减少到3.28L(体积均在标准状况下测定),则此混合气体中三种成分的体积分别是多少?
We can produce shoes ________ after the fashions of different markets or according to buyers' samples.[ ]
A. modeled
B. designed
C. requested
D. made