英语词汇“ringdown system”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	ringdown system
释义	ringdown system 铃信号制
随便看	skylight frame skylight gear skylight glass skylight grating skylight hood skylight illumination skylighting skylight lid skylight lighting skylight opening skylight polarization skylight purlin skylight quadrant sky-lights skylights skylight sash sky-light window skylight window skylight window length skylight window width sky-like skylike sky line sky-line skyline jxzy jxzz jyam jybb jybc jybf jybh jybw jybx jybzxzqj 预定预定字预审预展预应力预征预想预感预报预摆