A vane pump belongs to () according to its working principle.
A screw pump belongs to () according to its working principle.
An electronic depth finder operates on the principle that().
The principle of separation by which all commercially available oily water separators function is () differential between oil and water.
A screw pump belongs to () according to its working principle.
The most important principle of the cargo stowage is().
The device that most commonly utilizes the principle of electromagnetic induction is the().
The suction - force principle of operation is a typical characteristic of ().
A gear pump belongs to () according to its working principle.
According to the principle of two stroke diesel engine, what is the number of its efficient work stroke per revolution?()