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。

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.

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这些问题的提出就使得深海海底表层沉积物的保真取样技术研究非常有必要。

So, all above mentioned makes it necessary to study the truth-preserving sampling technique for the deep-sea surface layer sediments.

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