ventilation section的意思|示意

Electromotor ventilation section shape is similar to the I beam and H beam.

电机通风用异形钢材是一种机械零件，其断面形状类似工字钢和H型钢。

The cross section of the house stimulates natural ventilation, avoiding the use of air conditioning during summer.

房子的横截面促进自然通风，可以在夏季不使用空调。

This section at 6 meters below the surface houses the ventilation equipment for the cooling of the transmitters.

地下6米处的这个区域，容纳了信号传送器通风冷却设备。