On the basis of the brief introduction on the Numeric Mode-matching Method(NMM) concerning the point source,a fast method for simulating the cylindrical electrodes in the calculation of electrical lateral log response is presented.

Objective To evaluate the effect of internal urethrotomy with Plsamakinetic in treating urethral stricture.

It is found that in pole-board electrodes DBD,starting discharge voltage of positive and negative periods grows along with increasing radius of pole electrodes.

Electrodeposition of As(Ⅲ) in the technical grade phosphoric acid was studied on copper cylinder electrode by the constant current method and the aim was to remove the arsenic in phosphoric acid.