| 编号 | 全称 | 缩写 | 总数 | 文章数 | 词频弥散 | 来源期刊 |
|---|---|---|---|---|---|---|
| two dimensional | 3D | 22 | 5 | 1.000658 | 0406052,0406129,etc | |
| density functional theory | DFT | 22 | 5 | 2.000913 | 0406093,0406044,etc | |
| three dimensional | 3D | 58 | 3 | 1.005933 | 0406034,0406022,etc | |
| global navigation satellite system | GLONASS | 36 | 3 | 2.003113 | 0406029,0406025,etc |