| 正面 | travelling block Tavellong block is on the top of the hook |
|---|---|
| 背面 | 游车 游车在大钩的上面 |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Derrick man's work is?very dangerous 井架 井架工的工作 很危险
Previous card: Hook kind tool hold drill pipes drilling 大钩
Up to card list: Drilling English/Chinese(for tk222)