15th. Receivers are installed before the air pressure and water mixed to a series of experiments. To measure the pressure at the entrance - off to those used in the calculations.
15. the pressure receiver, we installed before air and water mixed to a trial. To measure the pressure at the entrance-all kong they used in calculations.
15.The receiver pressure we install before the air and water will be mixed into the experiment to measure the pressure at the entrance to the lobby, they are used in the calculation.