21. The results showed that the land in the river mouth area was always in a state of dynamic change and the total land acreage has been diminishing.
研究结果表明,黄河口地区土地一直处于动态变化中,目前总面积有减少趋势。
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22. The consolidated silt is found in silty sand coast, rivermouth etc., which brings lots of engineering problems, which make it necessary to research on.
我国粉沙质海岸、河口地区等区域常有铁板沙出现,带来许多工程问题,开展相关问题的研究十分必要。
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23. The Huizhou Sag lies in Zhu I depression, which is in the east of the Pear River Mouth Basin and in Huizhou Sag some good Reservoir has been discovered.
惠州凹陷位于珠江口盆地东部的珠一坳陷,已发现多个良好油气藏,是盆地油气藏分布的主要凹陷之一。
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24. The Changjiang rivermouth can be divided into three regions: weak degradation (river section), strong degradation (TM ) and photosynthesis ( plume area).
长江河口存在着弱降解区(河流段)、强降解区(浑浊带区)和光合区(羽状锋区);
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25. The influence of land source pollutant to the environment quality at the Longjiang-rivermouth was evaluated by employing the monitoring result of 2004~2005.
26. Based on the measured data and calculation with mathematical model, the reactions of the river mouth evolution on the upstream river channel were also depicted.
作者采用实测资料分析了河口冲淤的反馈影响,并运用数学模型计算了河口向海域延伸的安全距离。
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27. Detailed analyses of crude oils and source rock extracts indicate that there are two sets of effective hydrocarbon source rocks in eastern Pearl River Mouth Basin.
详细的原油和烃源岩抽提物分析表明,珠江口盆地东部地区存在两套有效的烃源岩。
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28. The Dagu-Yanghe tidal delta, a facies system, is formed on the west side of Jiaozhou bay, where the rivermouth bar and interdistributory bay are the major sub-facies.
29. The favorable reservoirs are dissolution pore facies and chlorite cement facies in the sand bodies of subaqueous distributary channels and center of river mouth sandbars.
有利的储集相带为水下分流河道砂体和河口砂坝中心的溶蚀孔隙相和绿泥石胶结相。
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30. Therefore, the presence of abundant 4-methyl steranes is a necessary but not sufficient indicator for the Wenchang Formation source in the eastern Pearl River Mouth Basin.