本文根据长江、黄河近年来的试验资料,对悬沙垂线取样方法作了初步分析。
On the basis of experimental data gathered on the Chang Jiang and Yellow River, preliminary analysis has been made for sampling of suspended material along verticals.
本文根据长江、黄河近年来的试验资料,对悬沙垂线取样方法作了初步分析。
On the basis of experimental data gathered on the Chang Jiang and Yellow River, preliminary analysis has been made for sampling of suspended material along verticals.
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