Home > Term: crown block
crown block
A pulley, set of pulleys, or sheaves at the top of a drill derrick on and over which the hoist and/or other lines run.
- Jenis Kata: noun
- Industri / Domain: Pertambangan
- Kategori: Peratmbangan secara umum; Mineral mining
- Government Agency: USBM
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Penulis
- ed.young
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