The Xiongdian eclogite occurring in the Sujiahe tectonic melange zone at Luoshan County, Henan Province, in the western Dabie Mountains, is typical high-pressur
Field investigation and laboratory work reveal that inhomogeneity of the deformation of the Xiannushan fault is mainly characterized by lateral zonation, longit
本文利用二维对流扩散西湖水质总磷浓度进行预测,给出方程的理论基础,编制FORTRAN77程序,在386微机上实现预测,并对预测结果作了较为详细的分析。本模型对水质环境防决策具有实际意义。
Zircons from granodiorite and biotite granite in the Yeniutan granitic intrusion in the western North Qilian Mountains yielded a weighted mean 206Pb/238U appare
本文研究了一类复杂生态系统,得到了保证其存在唯一周期解及渐近稳定的充分条件。
在环境监测试验中,分别通过ICP-MS法和火焰原子吸收分光光度法对地表水中锰和锌进行分析,比较两种方法的原理、校准曲线线性、精密度和准确度。ICP-MS法测定锰和锌的线性良好,有证标样测定值均在保证值范围内,平行样的RSD分别为1.2%、1.6%,实际水样加标回收率分别为97.6%、98.0%;火焰原子吸收分光光度法测定锰和锌的线性良好,有证标样测定值均在保证值范围内,平行样的RSD分别为2.8%
Based on systematic analyses of 72 samples of different basic-ultrabasic rocks, the present paper discusses the relationship between melt structure and Cu and A
本文介绍了以EOS(Ethernet over SDH)应用中VLAN删除模块的设计与实现,讨论了其工作原理及主要模块电路的设计思想,给出了主要模块电路的仿真结果,结果表明本文设计达到了预期
The kinematic vorticity number and strain of the mylonitic zone related to the detachment fault increase from ESE to WNW along the moving direction of the upper