The grain size composition, distribution characteristics and spatial variation of eolian sand soil on distinct positions across two longitudinal dunes and inter
We present a large scale map of about 15′×15′of CO(J=1-0) toward W51 giant molecular cloud (GMC), which covers the most active star-forming region of W51 GMC
The effect of trace Ti and Y on Au-based alloys with 990 fineness has been investigated systematically by means of tensile test, hardness test, scanning and tra