The application of the seismic reflection method is often limited in complex terrain areas.The problem is the incorrect correction of time-shift caused by topog
The three-dimensional flow field in a scour hole around different abutments under a clear water regime was experimentally measured in a laboratory flume, using
The karyotypes of three species of marine Veneroida molluscs, Solen grandis Dunker,Saxidomus purpuratus Sowerby and Mactra chinensis Philippi were studied by us
Based on the quantitative analyses of abundance of planktonic foraminifera, benthic foraminifera, calcareous nannofossils, the ratios of calcareous to siliceous
Comparing with usual continuous jet nozzle, the self-excited oscillation pulsed jet nozzle SEOPJN) can make jet generate a higher peak of pressure and larger sc
The influence of gravity waves on the sodium layer is studied by using a linear photochemical-dynamical coupling gravity wave model. The model includes the back
Platforms Ⅰ and Ⅱ are steel structures located in offshore areas southeast of the Zhujiang(Pearl) River Delta, the northern South China Sea, in about 110 m wa
It is more and more acknowledged that land-use/cover dynamic change has become a key subject urgently to be dealt with in the study of global environmental chan