下降: descend; go or come down; dr ...程序: procedure圖: picture; chart; drawing; map下降程序: descent program進行穿云下降程序: to execute a letdown procedure程序圖: process chart; program chart; program graph; programchart; sequence chart水上迫降程序: ditching procdeure; ditching procedure操作程序圖: diagram flow; flow chart; flow diagram; operating sequence diagram; operation process chart; operation sequence diagram; operational sequence diagram; operations flowchart程序圖表: schedule; sequence chart程序圖符號: flow chart symbol程序圖式: program scheme多程序圖表: multiple process chart工藝程序圖: flowchart工作程序圖: working plan焊接程序圖: welding procedure drawing; weldingproceduredrawing記帳程序圖: play of accounts人機程序圖: man-machine process chart施工程序圖: proce chart; process chart實例程序圖: example program graph蛻變程序圖: disintegration scheme制造程序圖: flow sheet裝配程序圖: assembling process chart子程序圖案: routine plan作業(yè)程序圖: operations process chart鉆具組升降程序: drill-string tripping