甲某诉至法院，要求乙医院承担因医疗事故致使自己高位截瘫而遭受的损失150万元。在本案诉讼中，甲某应当对下列哪些事实承担举证责任？

A.steam demand is high

B.salinity is high

C.safety valve simmers(爆发)

D.burner flame is extinguished

A.salinity is abnormally high

B.steam demand is too high

C.water level is abnormally low

D.feedwater flow is low

A.water

B.voltage

C.fuel pressure

D.steam pressure

When an auxiliary boiler is panting and emitting black smoke, you should _____.

A.increase the fuel oil temperature

B.decrease the fuel oil temperature

C.decrease the fuel oil supply pressure

D.increase the air supply

B.off power

C.continuously manned

D.continuously unmanned

B.cherry red and quench in water

C.and let it cool slowly in the air

D.and carbonize it

B.overload due to reduced voltage output and increased current

C.continue to share the active load(kw)but have high very reactive load

D.try to take all the load and so trip the main circuit breaker

B.brim

C.periphery

D.center

B.cooling and humidifying

C.cooling and dehumidifying

D.adiabatic(绝热的)cooling