Cylinders may be stored in the open, but in such cases should be protected against extremes of weather and from damp ground to prevent rusting.
钢瓶可以存放在室外，但应防止受到恶劣天气的影响，同时不能接触潮湿的地面，以防生锈。
In the meantime, the turbines are being run with diesel fuel to prevent them from rusting.
同时，该发电机组正在使用柴油燃料运行以防止生锈。
Metals are usually coated with paint to prevent them from rusting.
通常在金属上涂漆以防止生锈。
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