variable-impedance可变: variable; changeable阻抗: impedance可变阻抗电缆: variable impedance cable可变阻抗变换器: variable impedance transformator可变阻抗功率计: variable impedance power meter下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:可变阻抗,即可在微信中查询翻译