There are many factors affecting the chemical characteristics of groundwater in the forming process of groundwater chemical fields, such as freshening due to me
Due to various courses of formation of zircons from kimberlites, different kinds of zircons can provide useful information about the mantle and the crystallizat
Affected by paleogeographic position, paleoclimatic condition and depositional environments, the increase of the Early-Mid Ordovician brachiopod diversity of So
Response surface methodology was used to optimize a medium for a red-pigmented marine bacterium S-9801 strain (Flavobacterium sp.). In the first optimization st
The combined adjustment project of the nationwide astronomical geodetic networks and 2000 ' national GPS control network involve 48519 terrestrial observational
A new method, node ordinal encoded genetic algorithm (NOEGA), is proposed for solving water resources optimal allocation problems, in which the capacity of wate
Oceanic pycnocline depth is usually inferred from in situ measurements. It is attempted to estimate the depth remotely. As solitary internal waves occur on ocea
Dynamic distribution model is one of the best schemes for parallel volume rendering. However, in homogeneous cluster system, since the granularity is traditiona
A class of El Nino atmospheric physics oscillation model is considered. The El Nino atmospheric physics oscillation is an abnormal phenomenon involved in the tr