The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.
下行风流逆
在跨越
时具有突跳特征，巷道风量维持较高数值时仍具有随时逆的可能性。
The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.
下行风流逆在跨越时具有突跳特征，巷道风量维持较高数值时仍具有随时逆的可能性。
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