Declare the event in your class and then invoke it in the appropriate areas.
在类别内宣告该事件，然后在适当的区域予以叫用。
However, there are some areas where additional guidance on MDA is appropriate.
然而，存在着一些领域对MDA提供额外的适当指导。
Though perhaps not very appropriate, but it seems you can really have some analog areas.
尽管也许并不十分恰当，但似乎还真是有一些可以类比的地方。
Appropriate for routine applications outside of explosion proof areas.
适合防爆以外地区的常规应用。
Appropriate for routine applications outside of explosion proof areas.
适合防爆以外地区的常规应用。
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