This paper describes systematic measurement of fiber migration and distribution pattern of twist at different radial positions of rotor spun yarn mixed tracer f
This paper studies the hydrous facies of mantle-derived megacryst clinopyroxenes and pyroxenes of xeno-liths of pyroxenolite and spinel peridotite as well as ga
Land-use change is an important part of global change research (IGBP, 1990 - 1992). But the majorityof researches focus on the natural driving force of land use
An academic geophysical research as a regional gravity survey was made during 1994 in the Western White Nile to infer the shallow crustal structures in the area
About half of the arid and semi-arid lands in the world are deserts that comprise various types of aeolian sand dunes deposits. In Shaanxi Province, aeolian san
Mt. Qomolangma lies in the collision zone between the fringe of Eurasia plate and Indian plate. The crustal movement there is still very active so far. In the p