On the basis of analysis the governing process of downstream water level gates AVIO and AVIS, a mathematical model for simulation of dynamic operation process o
The synergistic interaction between the cationic guar gum (the ammonium hydroxy-propyl-trimethyl chloride of guar gum) and sodium alginate has been studied. The
Proposed by W3C(World Wide Web Consortium),XQuery is a descriptive query language for XML structured data or documents.The specification of XQuery gives functio