A、the oil feeding is stopped and replaced by admitting flushing water
B、the flushing water feeding is stopped and replaced by admitting oil
C、the feeding of dirty oil and flushing water is stopped
D、the feeding of dirty oil and flushing water is admitted
更多“Before the sludge in a purifier is ejected,（）”相关的问题
A、Scavenging time should be more 30 seconds before igniting B、The temperature of sludge tank is 80~100℃ C、First igniting the incinerator with diesel oil, when the temperature of health is about 600℃, the sludge oil drawn in D、The ash can be dumped into sea when the distance is more than 3 miles from land
A、the sensor of low oil level is fully covered by sludge B、the coarse strainer before the pump in suction system is clogged C、the screw pump is worn seriously and volumetric efficiency is decreased D、bilge suction value is clogged
A、Explore the ramification of the change before implementation. B、Determine the service level agreement in place before implementation. C、Review the equipment disposal procedures and policies before implementation. D、Notify all staff members of the planned system outage before implementation.
A、the plant should be prohibited to supplying air B、the plant should work at intervals C、the plant should be added disinfector in time D、we should check strength of activated sludge, ivory-white color is best
A、refrigerant bubbles in the lube oil B、refrigerant reducing the lube oil viscosity C、oxidation of the lube oil from overheating D、reducing the floc or cloud point of the oil
A、The deleted file is still open by the application.The system must be rebooted before'df' will show the reduction in the filesystem. B、The deleted file is still open by the application.The application must be stoppedbefore 'df' will show the reduction in the filesystem. C、The filesystem is still marked as full in the /etc/fs.status file.The system must be rebooted before 'df' will show the reduction in the filesystem. D、The filesystem is still marked as full in the /etc/fs.status file.The application must be stopped before 'df' will show the reduction in the filesystem.
A、wax precipitation in the lube oil B、contamination by dust, scale, or moisture C、refrigerant bubbles in the lube oil D、refrigerant reducing the lube oil viscosity
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