常見例句雙語例句This derices can be used for course experiments of welding power source and property evaluation of the DC welder.從而解決了《弧焊電源》課程實(shí)驗(yàn)和直流焊機(jī)動(dòng)特性評(píng)定中存在的問題。In this paper, the characteristics and present research of the inverter based DC resistance spot welder are introduced. The existing problems of design are also covered.介紹了逆變電阻點(diǎn)焊機(jī)的特點(diǎn)，國內(nèi)外逆變點(diǎn)焊機(jī)的研究現(xiàn)狀，提出了逆變點(diǎn)焊電源研制過程中存在的幾個(gè)問題。In Comparison with other types of welders, there are many advantages in this DC-Welder. The paper presents the principle, features, main technical parameters, testing results and its applications.與其他類型焊機(jī)相比較，本焊機(jī)具有許多優(yōu)點(diǎn)。本文介紹該焊機(jī)的工作原理、特點(diǎn)、主要技術(shù)參數(shù)、測(cè)試結(jié)果與應(yīng)用。 返回 dc welder