Mat Board: Choosing Color - Mat board is the material that is used to frame a picture inside of the picture frame.

董事会垫：选择颜色垫董事会物质就是用来帧照片的镜框内。

youdao

Fine quality mat products is a professional engaged in cutting processing and sales of high-tech electronic new material products enterprises!

精质胶垫制品是一家专业从事模切加工和销售高科技电子新材料制品的企业！

youdao

The material and method of whole-body vacuum fixation stretcher and vacuum fixation mat are de- scribed in this paper.

本文介绍全身真空固定担架和多部位真空固定垫的材料与方法，该器材用于严重骨折和多发伤固定、运送伤员。

youdao

Rather, it is cut high on the stalk and the remains of the plant are left to rot into a mat of organic material.

ECONOMIST: Brazilian agriculture