第二种方法是60529中讲到的吗?灯具如果做防水防尘的话,是不是只做598第九章的内容,而不做60529的内容呢?
The tests for the ingress of dust, solid objects and moisture specified in this standard are not all identical to the tests in IEC 60529 because of the technical characteristics of luminaires
第二种方法是60529中讲到的吗?灯具如果做防水防尘的话,是不是只做598第九章的内容,而不做60529的内容呢?
The tests for the ingress of dust, solid objects and moisture specified in this standard are not all identical to the tests in IEC 60529 because of the technical characteristics of luminaires