However, there is serious controversy and disputation on the research and application of that law, especially in the respect of Vertical Restriction.

184 samples of eolian sand soil from 0 -30cm layer across two longitudinal dunes and interdune areas in the southern Gurbantunggut Desert were systemically collected and measured.

In recent years,the foreign M&A cases in China increased obviously,but our management to foreign M&A appeared relatively lagging,especially controlling the monopoly tendency and the state assets drain which appeared in the course of foreign M&A is weak.

Tarim Desert Highway has a longth of 522km, 275km of which crosses over the area ofthe compound longitudinal dunes, The forms of Sand diaster are different in different Parts of the Com-pound londitudinal dunes.

A compound punch die made of Cr12MoV steel,hardened at 1040℃ and tempered at 180℃ with an average hardness of 58 HRC,which was used in punching and drawing steel plate with 1mm thickness and stamped into a part like bowl,occurred early longitudinal brittle fracture with service life less than 1000 times.