The quality of the air in the fire tunnel was evaluated by using the Predicted Mean Vote (PMV) and Predicted Percent Dissatisfied (PPD).是什么意思_The quality of the air in the fire tunnel was evaluated by using the Predicted Mean Vote (PMV) and Predicted Percent Dissatisfied (PPD).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句