isochronal spiral regulator等: class; grade; rank时: shí]螺线: spiral; spire; helix; helica ...调节器: regulator; adjuster; governo ...领示线调节器: pilot wire regulator; pilotwireregulator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:等时螺线调节器，即可在微信中查询翻译
