This paper dwells the concepts of retrogressive aggradation and the datum of erosion.
本文阐述了溯源淤积和侵蚀基准面的概念。
Methods Field research and aggradation lab analysis, historical data textual research.
方法实地考察、结合沉积物粒度分析及历史文献资料考证。
TheSilurian on the littoral area has been a part of the Xingkai terrain epicontinental aggradation-al belt.
滨海区的志留系，已成为兴凯地体陆缘增生带的组成部分。
The superfine boron powder was coated by aggradation method with AP using methanol or acetone as the solvent.
采用沉积法，以甲醇、丙酮为溶剂，AP为主要原料，对超细硼粉进行包覆。
Is located in the scenic Qionghai City, Hainan Province aggradation Wanquanhe Shores town, with a total area of 50 acres.
雄隆食品工业有限公司位于风景秀丽的海南省琼海市加积镇万泉河畔，总占地面积50亩。
Traditionally, silicon cycling is thought to be mainly controlled by rock weathering, subsequent mineral dissolution, and final aggradation in waters.
传统认为硅的循环主要受岩石风化、矿物溶解和水体沉积的影响。
This research can help to reduce the aggradation and control the color pollute in the order transportation of crude oil and diesel oil in the pipeline.
本试验的结论将有助于控制与减少顺序输送中原油在管道中的沉积成膜量，并降低对后续成品油的色度污染。 可应用于长距离输油管道的顺序输送中。
This paper reviews the forming reasons of extremely low permeability of tight sandstone gas reservoir, including congenital aggradation and acquired diagenesis.
论述了致密砂岩气藏特低渗形成的原因：即先天的沉积因素和后天的成岩作用等。
The paper deals with the imminent problems on the lower reaches of the Yellow River with respect to flood and ice run protection and retarding channel aggradation, among others.
本文论述了黄河下游当前急待解决的防洪、防凌以及减缓河道淤积等问题！
Accordingly, it is urgent and important to study the effect of different Tongguan riverbed elevations on aggradation and degradation as well as the flood elevation of the lower Weihe river.
因此，研究不同潼关高程对渭河下游冲淤及洪水位的影响具有迫切而重要的现实意义。
Many parameters, such as current density, time on and off, pulse frequence, can be interceded in pulse electrolysis. This offers a powerful means to control quality of layer and aggradation speed.
脉冲电解可以调解电流密度、 电流的通断时间、脉冲频率等多个参数，为控制金属沉积层的质量和沉积速度提供了有力的手段。
Many parameters, such as current density, time on and off, pulse frequence, can be interceded in pulse electrolysis. This offers a powerful means to control quality of layer and aggradation speed.
脉冲电解可以调解电流密度、 电流的通断时间、脉冲频率等多个参数，为控制金属沉积层的质量和沉积速度提供了有力的手段。
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