checkrail造句

The guard carries no weight, but may act as a checkrail.
Be sure to put the stripping on all sides of the sash, top and bottom and especially at the checkrail, where the two sash meet.
Also, make sure the main window is very tight at all joints : sides, top, bottom and the checkrail, where the two sashes meet.
If that happens, the checkrail will be wide open and water, snow, and cold air will go in there as sure as you can say " darn !"
It's difficult to find checkrail in a sentence. 用checkrail造句挺难的