pistonless pump造句
例句与造句
- Compared to a turbopump the pistonless pump is a much simpler design and has less stringent design tolerances.
- They include any type of pump powered by a steam engine and also pistonless pumps such as Thomas Savery's or the Pulsometer steam pump.
- It's difficult to find pistonless pump in a sentence. 用pistonless pump造句挺难的
