常見例句雙語例句Block Section?閉塞區(qū)間?。In the progress of constructed high speed railway , the design of choosing lines and the design of automatic block section are the first thing.在新建高速鐵路的過程中，首先要解決的是選線設(shè)計和閉塞分區(qū)的設(shè)計，列車牽引計算是劃分自動閉塞分區(qū)的基礎(chǔ)。In the progress of constructed high speed railway the design of choosing lines and the design of automatic block section are the first and most things.在新建高速鐵路的過程中，首先要解決的是選線設(shè)計和閉塞分區(qū)的設(shè)計，列車牽引計算是劃分自動閉塞分區(qū)的基礎(chǔ)。權(quán)威例句One long oblong of speaker-grille, punctuated by a central block that houses the all important valves, as well as a control section underneath.ENGADGET 返回 block section