磨蚀性是指物料对粉碎工具（齿板、钢球等） 造成一定程度磨蚀的性质。
由于沙子对泵的磨蚀性很强，因此浓度不可过大。
Because of sand erosion on the pump strong, so the concentration can not be too large.
应以柔软干爽的抹布清洁耳温计的显示器及外部，切勿使用带磨蚀性的清洁剂。
Use a soft, dry cloth to clean the thermometer display and exterior. Do not use abrasive cleaners.
滤袋和箱体的磨损。在粉尘具有强磨蚀性的状况下，其磨损量能够以为与含尘浓度成正比。
The wear bag and box. With strong abrasive dust in the condition, the wear amount can be thought and is proportional to the concentration of dust.
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