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
Adjust heater blower and fans to high and low and check the air vents for air-flow rate.
调高和调低加热风机和风扇并检查各个通风口的空气流量。
3
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).