The Vietnamese word "rãnh trượt" refers to a "coulisse," which is a technical term used primarily in engineering and mechanics. It describes a groove or channel that allows another component to slide or move along it. This is often seen in machinery, where parts need to slide smoothly to function properly.
"Rãnh trượt" is a technical term used in engineering to describe a groove that allows a component to slide smoothly. It is important in discussions about machinery and mechanical systems.