Upon clicking one line item, and here it's worth mentioning that the line item represents one item that has been copied from the clipboard, the item's style gets changed to highlight it.

Besed upon the quantization of a mesoscopic dissipation transmission line, the squeezing effect of the line in the amplitude Schrodinger-Cat state was studied.

Upon completion of subgrade filling for railways or highways, sometimes the straight line and curved line cannot close due to errors in construction or other reasons.