The vast majority of airfreezing dryer needs to be equipped with the filter particle, to remove the air particles and dryer large Numbers of liquid water.
绝大多数冷冻式空气干燥器都需要配备颗粒预过滤器，以去除空气中的微粒和干燥器中大量的液态水。
2
No air bubbles were present in the green ice, suggesting that the ice was not formed from the compression of snow but instead from the freezing of seawater.
绿色冰层中不含气泡，这表明了这种冰层是由冻结的海水形成的，而不是凝结压紧的积雪。
3
It was an extremely cold winter's evening and freezing fog hung in the air.