外钳工 | |
dril. | back-up man; breakout man; lead tong man; lead tong operator |
岗 位 | |
gen. | post |
岗位 | |
gen. | position |
agric. | stand |
econ. | quarter |
manag. | job |
space | post |
| |||
back-up man; breakout man; lead tong man; lead tong operator |
外钳工 : 3 phrases in 1 subject |
Drilling | 3 |