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单项选择题
A.Ⅰ+Ⅱ
B.Ⅰ+Ⅲ
C.Ⅱ+Ⅲ
D.Ⅰ+Ⅱ+Ⅲ
单项选择题
A.After stopping supplying sludge oil, the value and pipe should be flushed by flushed by diesel oil and the incinerator continue burning for 10 minutes
B.Close auxiliary burner firstly and then close main burner
C.After stopping fuel, restoring the position of main fuel supply valve
D.Stop blower as soon as stopping supplying fuel oil
单项选择题
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
单项选择题
A.Ⅰ+Ⅱ+Ⅲ+Ⅴ
B.Ⅰ+Ⅱ+Ⅲ+Ⅳ
C.Ⅰ+Ⅳ+Ⅴ+Ⅵ
D.Ⅰ+Ⅱ+Ⅲ+Ⅵ
单项选择题
A.filled with clean water before operation
B.keep air cushion in oil collecting space during running
C.check oil level during running
D.clean inner separator with low pressure stream
单项选择题
A.pay attention to operating parameters
B.renew and clean separating units in time
C.check oil level in separator to prevent overload
D.check separating effect, if it is bad, flush with large capacity water pump
单项选择题
A.overhauling every two year
B.working at intervals
C.renewing filtration material
D.pumping bilge water from different layers respectively
单项选择题
A.working at intervals and properly heating
B.warming up to 70℃, increase water supply flow
C.improving impulse of water supply
D.reducing water supply flow
单项选择题
A.flushing separator with hot water
B.increasing water supply flow
C.heat oily water properly
D.opening manual oil discharge value
单项选择题
A.the separator is overload
B.the monitor equipment of separator fails
C.the discharge pump of separator can not work
D.the temperature of oil water is low