class i inlet造句

The shape and dimensions of appliance inlets and connectors are coordinated so that a connector with lower current rating, temperature rating, or polarization cannot be inserted into an appliance inlet that requires higher ratings . ( i . e . a Protection Class II connector cannot mate with a Class I inlet which requires an earth ); whereas connecting a Class I to a Class II appliance inlet is possible because it creates no safety hazard.
It's difficult to find class i inlet in a sentence. 用class i inlet造句挺难的