什么是消色体?哪些物体是消色体?
参考答案:
黑白灰
She is _______ beautiful ______ Miss Jones. In other words, neither of them is beautiful. [ ]
A. not more; than
B. no more; than
C. no less; than
D. not less; than
产品的设计应遵循一些基本原则,其中技术规范性原则主要体现在产品或某些零部件的()方面
①方便交流;
②通用互换,便于维修;
③给人美的感受;
④价格贵;
⑤保证质量安全,少出事故。
A.①②③④
B.①②⑤
C.③④⑤
D.①②④