![]() |
basic lead | |
auto. | 基本导程 |
sulphate | |
gen. | 硫酸盐; 硫酸盐 |
agric. | 硫酸盐; 硫酸酯; 硫酸钠 |
el. | 硫酸盐化 |
hydroel.st. | 硫酸盐 |
plast. | 硫酸盐 |
tech. | 硫酸酯 |
| |||
基本导程 |
basic lead: 42 phrases in 8 subjects |
Chemistry | 4 |
Earth sciences | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Metallurgy | 3 |
Plastics | 10 |
Shipbuilding | 2 |
Space | 1 |
Technology | 20 |