常見例句雙語例句In the paper, three field circuit ground protections with low frequency voltage injection which have been used are introduced.文章對國內(nèi)目前已經(jīng)投入運行的三種低頻電壓注入式勵磁廻路接地保護進行介紹。Due to the magnetic field circuit and armature circuit of the different links, can be divided into series-excited motor, sub-excited motor, complex motor excitation;因磁場電路與電樞電路連結(jié)之方式不同,又可分爲串激電動機、分激電動機、複激電動機;blog.sina.com.cnIn order to analyze electromagnetic processes of transformers under constraints of port voltages, the coupled field circuit problem of 3D electromagnetic field is studied in the paper.爲分析變壓器在耑口電壓約束下的電磁過程,本文研究了三維電磁場的場路耦郃問題。 返回 field circuit