engineered prefinished flooring是什么意思

Unfinished or Pre-finished 这两种地板有什么区别？

engineered prefinished flooring  表面过油漆的复合地板

TST 地板生意中没见过这种认证啊

经过预先的复合地板

Pre-finished flooring comes already sanded and sealed. It resists moisture and won't shrink or swell much. It's installed much like an unfinished floor, but takes some extra care to oid scratching the surface.

Prefinished flooring is a bit more expensive than unfinished flooring and only comes in a limited number of colors. The surface isn't sanded right after installation so it may not be as smooth as an unfinished floor installation.

Yet, prefinished flooring is a great r

engineered flooring：
It is a product that is made up of multiple layers of wood that is glued together as one board. The top decorative layer is wood. The bottom layer is usually particle board or plywood. It is made with an interlocking tongue and groove system similar to standard strip flooring.

复合板预地板？

复合式经过预先的地板。。。
FSC-Forest Stewardship Council（森林管理委员会）    应该就是森林认证吧，个人理解。
TST认证就不知道什么意思了，也查不到。。