Fans cooling the transmitter wailed with a sound like a high-powered leaf blower — and the thermometer inside the tube began to climb.
冷却发射机的风扇嗡嗡地响着—试管里的温度开始上升了。
2
Ear protection is required for entry into designated high noise areas that include Utility Building, ETP blower room and boiler house (when one or two boiler run).
进入指定的高噪音区域要戴耳塞，有通用厂房，ETP风机房和锅炉房(当一台或两台锅炉运行时)。
3
Adjust heater blower and fans to high and low and check the air vents for air-flow rate.