Discussion on the location of the guide roll and loop-rising roll of loop device;

Influence of diameter and location of continuous curvilinear capsulorhexis to the posterior capsular opacity;

Seedling establishment of Tsuga longibracteata in different location of forest gap;

Analysis of Effect of Regulating the Wind Window Position on Reducing Leak-out of the Functional Range;

Analysis of Similarities and Differences between American Standard and Chinese Standard of Shape and Position Tolerance;

Influence on Yarn Quality of the Cotton Web Cleaner Position in Carding Machine Back Cover Guard;