These factors resulting from impeded breathing and blocking of breathing system are the direct causes for the collapse of oil tanks.

这些因素的综合，或造成油罐呼吸不畅，或使呼吸系统堵塞，是油罐发生凹瘪的直接原因。

youdao

These factors resulting from impeded breathing and blocking of breathing system are the direct causes for the collapse of oil tanks.

这些因素的综合，或造成油罐呼吸不畅，或使呼吸系统堵塞，是油罐发生凹瘪的直接原因。

youdao