单项选择题
The（） should be shut once upon FWE.
A.fuel oil B.cooling water C.air compressor D.auxiliary blower
单项选择题 The （）should be kept running for about half an hour after FWE.
单项选择题 The （） should be gradually reduced after FWE.
单项选择题 The fuel booster pump and steam to fuel heater, together with fuel pipe heater tracer line should be shut off as soon as the （） order is acknowledged.
