例句與造句

1. This is done in order to achieve useful current densities in the electrolyte despite its inherent electrical resistance.
2. However, the more complex the problems, the less useful current sustainability assessment tools seem to be for assessing across different domains : economics, ecology, politics and culture.
3. Another factor that reduces the useful current carrying ability of AC lines is the skin effect, which causes a non-uniform distribution of current over the cross-sectional area of the conductor.
4. When run this way the machine is known as a brushed double feed " induction " machine . " Induction " is misleading because there is no useful current in the machine which is set up by induction.
5. Nevertheless, for a long AC overhead transmission line, the current flowing just to charge the line capacitance can be significant, and this reduces the capability of the line to carry useful current to the load at the remote end.
6. It's difficult to find useful current in a sentence. 用useful current造句挺難的