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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?
youdao
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This paper reports the development of a soil gas sampling device.
本文报道了研制的土壤气体采集装置。
youdao
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This paper reports the development of a soil gas sampling device.
本文报道了研制的土壤气体采集装置。
youdao