proportional position action type servo motorproportional position action type servomotor比例: scale; scaling位置: seat; place; location; site式: type; style伺服: servo电动机: electric motor; motor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:比例位置式伺服电动机，即可在微信中查询翻译
