electromechanical tachomerer机电: electromechanical式: type; style转速表: tachograph; tach; tachometer ...磁电式转速表: magnetoelectric tachometer; magnetoelectric tachometric transducer光电式转速表: photoelectric tachometer; photoelectric tachometric transducer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:机电式转速表，即可在微信中查询翻译
