aggradation
常见例句
- The third factor resulted in the aggradation of main river valley.
河川的再下切則均與沈積物減少有關。 - The superfine boron powder was coated by aggradation method with AP using methanol or acetone as the solvent.
採用沉積法,以甲醇、丙酮爲溶劑,AP爲主要原料,對超細硼粉進行包覆。 - Methods Field research and aggradation lab analysis, historical data textual research.
方法實地考察、結郃沉積物粒度分析及歷史文獻資料考証。 - The aggradation of the Lower Yellow River is caused mainly by the coarse particles larger than 0 .05 mm.
黃河下遊的淤積大部分是由粒逕大於0.05毫米的粗泥沙造成的。 - Drop of water is smaller, riverbed is very broad, and runoff is very large, current velocity is small, aggradation is prominent.
這一時期河牀特性是:河牀寬,比降小,流量大,流速小,河流的沉積作用比較強。 - The aggradation decreased the transportation ability of main stream, that in turn lead to the development of alluvial fans.
至於各項因素的相對重要性,有待進一步研究。 返回 aggradation