The overall structure and working principles of turbo-pressure and cycling seafloor sediment sampling drilling machine were introduced and the feasibility of the design was discussed.
详述了涡轮加压和循环式海底沉积物取样钻机的总体结构和工作原理，并讨论了该设计方案的可行性。
3
A analysis and repair computer aided system for welding machine breakdown is set up by using TURBO-PROLOG language.