The air infiltration of moisture and not much, if any smell.
空气中若有若无浸润着湿气和腥味。
Air infiltration is the biggest cause of high energy bills in a home.
空气渗透，是国内最大的能源法案，造成高一。
Air infiltration energy consumption of tall building has become a serious problem in HVAC.
高层建筑渗风能耗已成为暖通专业中不容忽视的问题。
If still does not work, can check whether the infiltration of air wheel.
如仍无效，可查分泵是否渗入空气。
If still does not work, can check whether the infiltration of air wheel.
如仍无效，可查分泵是否渗入空气。
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