unsaturated arc非饱和: unsaturation弧: arc bow非饱和边: unsaturated edge非饱和充电: undercharging非饱和带: unsaturated zone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:非饱和弧，即可在微信中查询翻译
