As the chlorophyll a concentration data that can be used in the correlation analysis are limited quantitatively, these conclusions are preliminary and subjected to be tested.
由于可供比对分析的叶绿素a浓度数据数量有限，本节的研究还只是对相应内容的初步探讨，结论的普适性有待进一步检验。
Meanwhile the author conducts preliminary exploration on ice jam entrainment sediment concentration, total sediment discharge, sediment transport distance and its estimation method;
对冰凌含沙量、输沙总量、输沙距离的估算方法进行了初步探讨；
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