charge r造句怎么写

The first mass filter stage transmits only ions having a sub-range of mass-to-charge ratios including a selected mass-to-charge ratio.

With sufficient forward bias, the diffusion capacitance can easily exceed the space charge region capacitance.

With the good coherence of internal resistance, capacity and floating charge , there is no equalizing charge required during use.

Because atoms with the same charge repel,

Correction coefficient is important to electric charge refund, but its power factor Angle is unknown.