A.堵漏板 B.堵漏木塞 C.堵漏螺桿 D.堵漏毯
A.對(duì)風(fēng)向、風(fēng)力的預(yù)報(bào) B.對(duì)降水、氣溫的預(yù)報(bào) C.對(duì)能見度及天氣狀況的預(yù)報(bào) D.對(duì)天氣系統(tǒng)的移向、移速和強(qiáng)度變化的預(yù)報(bào)
A.接近30° B.接近60° C.接近90° D.接近0°