重锕系 | |
chem. | higher actinide |
元素 | |
gen. | elements; component; organ |
busin. | elementary unit |
hydroel.st. | element |
IT | primitive element |
math. | element of a set |
met. | elementary substance; unity |
| |||
higher actinide |
重锕系 : 2 phrases in 1 subject |
Metallurgy | 2 |