| 释义 |
gug derrick
- derrickn. 起重机，转臂起重机；油井的铁架塔
- derrickn. 起重机，转臂起重机；油井的铁架塔
- undercookedadj. 煮得欠熟的,煎(或烤、炸)得火候不足的
- retrorocketn. 制动火箭系统
- 井架jǐng jià
derrick
- 钻油塔zuàn yóu tǎ
oil derrick
- 架式钢卷尺jià shì gāng juàn chǐ
derrick type steel tapes
- 起重机qǐ zhòng jī
chain block, crane, derrick, hoist, lift
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