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hammer-head crane | |||
derrick tower | |||
derrick; a tower crane | |||
tower crane; column crane; tower hoist | |||
column-jib crane | |||
derrick crane | |||
column jib crane; hammerhead-boom (美国); monotower crane; pillar crane; stacker crane; tower derrick | |||
hammerhead crane | |||
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A-derrick | |||
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tower crane | |||
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hammerhead crane |
塔式起重机 : 82 phrases in 8 subjects |
Architecture | 2 |
Consulting | 1 |
Electronics | 2 |
Hydroelectric power stations | 2 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Technology | 71 |