A.wiper trip B.casing shoe C.put out hole D.back reaming
A.liner沖程 B.dead line死繩 C.draw works絞車 D.rotary table轉(zhuǎn)盤
A.同時(shí)還可配置聲音 B.各種對(duì)象均可設(shè)置動(dòng)畫 C.可將對(duì)象設(shè)置成播放后隱藏 D.動(dòng)畫設(shè)置后,先后順序不可改變