rock drill
Học thuậtThân thiện
Definition
Noun: A rock drill is a powerful tool or machine specifically designed for making holes in rock or other hard, solid materials. It is commonly used in mining, construction, and quarrying.
Usage
The term "rock drill" is a compound noun. It refers to the complete tool or apparatus. It is typically used in industrial, construction, and geological contexts. * The miners used a pneumatic rock drill to create blast holes. * Modern rock drills are much more efficient and quieter than older models.
Advanced Usage
- Technical Specifications: In engineering contexts, a rock drill may be described by its power source (e.g., pneumatic rock drill, hydraulic rock drill, electric rock drill) or its method of operation (e.g., rotary drill, percussion drill).
- The project required a hydraulic rock drill capable of penetrating granite.
Variants and Related Words
- Drill Rig (n): A larger assembly that includes the rock drill, a mast, and other machinery for drilling deep holes.
- Jackhammer (n): A handheld pneumatic percussion tool often used for breaking rock or concrete; a type of rock drill.
- Borehole Drill (n): A machine for drilling deep, narrow holes into the earth, often for geological exploration.
Synonyms
- Boring tool: A general term for any tool used to make holes.
- Rock borer: A less common synonym with the same meaning.
Related Phrases
- To operate a rock drill: The action of using the tool.
- He was trained to safely operate a rock drill.
- Rock drill bit: The removable, cutting or crushing component at the end of the drill that contacts the rock.
- The rock drill bit needed to be replaced after drilling 50 meters.
Noun
- a drill for penetrating rock