quadrature modulation直角: right angle相位: phase position; phase灯: lamp; lantern; light直角相位调制: quadrature demodulator相位灯: phase modulation; pm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:直角相位灯，即可在微信中查询翻译
