Measuring light intensity measuring instruments and measuring instruments of temperature and wind velocity by dividing the area into grids throughout the gym, then measure the point at the center of the each grid.
With photometric measurements and instrumentation, wind speed and temperature. By dividing the area into grids The area around the gym The measure at the center of the grid.
Measured by the measuring light intensity and measurement instruments, wind speed and temperature. The divided area is the grid. Throughout the area, exercise room, and then measure at the midpoint of each grid.