A、loss of second stage vacuum B、contamination of the distillate C、lower feed inlet temperature D、contamination of the second stage condenser
A、loss of second stage vacuum B、contamination of the distillate C、lower feed inlet temperature D、contamination of the second stage condenser
A、Gravity siphon effect B、Higher vacuum in the second-stage C、Difference in brine density between first and second stages D、lower pressure in first-stage
A、PPP Session stage B、PPPoE Search Stage C、PPPoE Discovery Stage D、PPP Confirmation stage
A、A.first stage flash chamber B、B.second stage flash chamber C、C.first stage after condenser D、D.second stage distilling condenser
A、to easily remove the kinks that form in the lines B、to allow the seamen on the stage to know the direction and strength of the current C、to provide the seaman something to hold onto if he or she falls from the stage into the water D、only for short periods of time since they will become waterlogged and be very heavy to pull up
A、A.less jerky starts B、B.less jerky stops C、C.overheating worries D、D.none of the overheating worries
A、A.The colder seawater passing through the condenser tube bundles of the various stages increases evaporator vacuum B、B.The amount of heated feed water discharged from the feed water heater after cndenser is increased C、C.Fewer non-condensable gases are created by the flow of colder seawater D、D.More seawater is allowed to pass through the flint stage overflow weir