Half of the thermal load of a super-insulated home is due to heat losses through ventilation.
高隔热住宅的一半热负荷都归因于通风造成的热量损失。
2
The space of underground transportation system is always small and poor ventilation. Once a blast occurs in the tunnel, it will cause serious casualties and great economic losses.
地下交通系统空间小、通风条件差,一旦受到爆炸荷载的冲击,往往造成惨重的人员伤亡和重大经济损失。
3
It's even hard to recover those micro particles carried with ventilation. So, the losses of particles often happen in the production.