Talbot also spearheaded a new accessibility design standard for future MBTA rail vehicles, meaning the system will tell manufacturers what to put in the car, rather than "buying them off the rack."
The base of the rack is parallel to the end rail (the short end of the pool table) and positioned so the apex ball of the rack is located on the foot spot.
架的基础与结束栏杆（池桌子的短结束） 平行而且放置，如此架的顶球位于脚地点之上。
3
The rail assembly includes a pair of extendable rails, a rack, pinions, and restricting units.