起重 臂 | |
tech. | crane boom |
起重臂 | |
dril. | outreach |
met. | cathead; gib arm; outrigger |
oil | gibbet; lift arm; boom; lifting beam |
工作长度 | |
tech. | active length |
| |||
cantilever | |||
jib | |||
hoisting arm | |||
outreach | |||
swinging boom | |||
crane boom | |||
cathead; gib arm; outrigger | |||
gibbet; lift arm; boom; lifting beam | |||
derrick boom; erector arm; erector beam; jib boom | |||
| |||
crane arm | |||
| |||
jib | |||
| |||
crane boom | |||
| |||
sheer legs |
起重臂 : 475 phrases in 26 subjects |