螺纹 顶 | |
construct. | crest of screw thread |
部 | |
gen. | part; section; ministry |
econ. | division |
manag. | department dep; dept |
met. | office |
sport. | ministry |
| |||
crest of screw thread |
螺纹顶: 21 phrases in 7 subjects |
Automobiles | 1 |
Chemistry | 1 |
Drilling | 4 |
Mechanics | 1 |
Oil / petroleum | 3 |
Plastics | 5 |
Technology | 6 |