下面哪些变量命名是正确规范的？
A: 666niDong
B: niDong
C: ni dong
D: ni_dong
A: 666niDong
B: niDong
C: ni dong
D: ni_dong
举一反三
- 下面哪些变量命名是正确规范的？
- 下列各式哪个表示了偏摩尔量: A: （∂U/∂ni）T,p,ni B: （∂H/∂ni）T,V,ni C: （∂A/∂ni）T,V,ni D: （∂Ui/∂ni）T,p,ni
- 【化学】[Ni(CO)4]命名时不用注明Ni氧化数是因为它是0?
- 金属 Ni 在下列各电对中，能够呈现出最强还原性的是 A: [Ni(NH3)4]2+ / Ni B: Ni2+/Ni C: [Ni(en)2]2+/Ni D: [NiY]2−/Ni
- Which statement is NOT true about Dong Yong? A: He is a filial son. B: He sold himself for a slave to give his father a decent funeral. C: In the sarcophagus describing the story of Dong Yong we found evidence of early landscape painting. D: The element of landscape in the sarcophagus Dong Yong dominates the painting.