变电阻式测径仪variable: adj. 1.易变的,变化无常的,无定的 (opp. c ...resistance: n. 1.抵抗,反抗,抗拒,抵御;敌对,抵抗力,反抗力, ...calipers: n. pl.=callipers. variable resistance: 变阻器; 可变电阻variable-resistance: 可变电阻的下载手机词典可随时随地查词查翻译