我们开始我们的活动，并决定继续海底取样。
We started our activity and decided to continue the seabed sampling.
介绍了浮球式海底取样器的结构、性能特点、典型应用及性能参数；
The structure, characteristics, typical application and feature parameters of floating balls subsea sampler are introduced.
阐述了海底取样时岩芯形成的理论过程，推导了有关理论计算公式，得出了形成“桩效应”的条件，并论述了取样器静压力及振动锤多项参数的理论计算公。
Also it presents the condition of forming "stake effection" is reached and the theoretic calculation formulas of hydrostatic pressure and multi parameter of vibratory hammer of the sampler.
在科学家们勘探海底并用机器手取样后，驾驶员切断剩下的锚索，潜水器就此浮出水面。
After scientists explore the seafloor and pick up samples with robotic arms, the pilot cuts the remaining anchors, and the sub surfaces.
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.
针对海底柱状取样器的科研和设计方向提出了建议。
The paper proposes some suggestion for the research and design direction of sea floor column sample devices.
深海浅地层岩芯取样钻机是进行深海底矿产资源勘探、深海底地质调查等不可缺少的重大技术装备。
Core sampling drill for deep seabed shallow strata is necessary equipment in exploration of deep seabed mineral resources and survey of deep seabed geology etc.
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.
水质。生物取样法。水生海底大型无脊椎动物的手网取样指南。
Water quality. methods of biological sampling. guidance on handnet sampling of aquatic benthic macro - invertebrates.
由于在深海底下取样困难，海洋地壳的组成就不完全确知。
Owing to the difficulty of sampling beneath the deep oceans, the composition of the oceanic crust is not known with complete certainty.
本文对不易取样的饱和无粘土，较灵敏粘性土以及海底沉积土层的天然孔隙率和容重的测定似更具有实用价值。
This method may be of more practical significance to saturated cohesionless soils, sensitive clays and Marine sediments which are easily disturbed while sampling.
本文对不易取样的饱和无粘土，较灵敏粘性土以及海底沉积土层的天然孔隙率和容重的测定似更具有实用价值。
This method may be of more practical significance to saturated cohesionless soils, sensitive clays and Marine sediments which are easily disturbed while sampling.
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