复合键就是由多个列组成的键。

A composite key is a key made up of multiple columns.

youdao

分析了V - N -空位复合体的成键特性和电荷转移情况。

The bond characteristics and charge transfer in the V-N-vacancy complex are analyzed.

youdao

分析了V - N -空位复合体的成键特性和电荷转移情况。

The bond characteristics and charge transfer in the V-N-vacancy complex are analyzed.

youdao