单词	fan drilling
释义	fan drilling 扇形钻孔
随便看	rflp-pcr rflps rfls RFM RF magnetic field RFM analysis rf microphone rf microstructure RF milliammeter rf modulation rf module/stage RFMS RF mute RFN RFNA rf-negative rf node rfo r-fold eigenvalue r-fold singular quadric r-fold transitive group r form RF oscillation rf oscillator r-f oscillator 概念不是僵化的概念的分类榆木疙瘩开了窍榆木疙瘩，劈不开榆木疙瘩，死心眼子榆木脑袋，不开窍榆柳萧疏楼阁闲，月明直见嵩山雪。榆柳萧疏楼阁间，月明直见嵩山雪。榆槐榆皮青石包饺子，又光又顽滅ビル滅ブ滅ボス滅亡滅入る滅入ル滅却滅多滅多ぎり滅多な