Furthermore, if the water ice was mixed in with rock and dust, it would be protected from evaporation.

此外，如果水冰与岩石和灰尘混合在一起，它就不会蒸发掉。

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Keeping eyes protected from the wind, hot air, smoke, and dust.

保护眼睛避免受风，热空气，烟雾和灰尘的影响。

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Sealed linear encoders from HEIDENHAIN are protected from dust, chips and splash fluids and are ideal for operation on machine tools.

海德汉编码器线性受到保护，密封防尘，芯片和飞溅的液体和理想的工具上机操作。

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They are certified to MIL-STD 810G for extremes in temperature, vibration, shock and four-foot drops and have an IP65 rating for ingress protection, which means they are fully protected against dust and can withstand low pressure jets of water from all directions.

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