The _____ discharge a nearly constant amount of liquid regardless of pressure.

In a diesel engine cooling system, the high temperature alarm contact maker will be activated on excessively high water discharge temperature from the ______________.

The size of the discharge ring used for the efficient operation of a disk type purifier is dependent upon the ___.

A vessel sailing through the specific special areas may discharge or dispose of _____.A.in

The soda－acid portable extinguishers must be discharged and refilled _____.A.every six mon

The discharge head of a centrifugal pump will vary directly with the _____.A.change in imp

Tom hopes to be discharged from the hospital tomorrow. The underlined part means______.A．b