For lunar exploration missions such as soil sampling, payload instrumentation must safely descend to the lunar surface.

为了完成对月球土壤的取样等科学任务，必须确保某些有效载荷安全降落在月球表面。

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To improve efficiency and veracity of soil sampling in testing bulk density, the cutting ring method and in situ soil tube method were combined and a multi-segment in situ soil sampler was designed.

为了提高土壤容重测定中土样采集的效率和精准性，将环刀法和原状取土管法结合，进行了分段式原状取土器的研制。

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What is the best method of soil sampling for research work?

我们的研究中，最佳的采样方法是什么？

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It also carries the risk of producing an inaccurate picture of the overall distribution of moisture, as the spots chosen for sampling may be considerably damper or drier than the soil just a few metres away.

ECONOMIST: Winemaking and radar