facing cloth 中文意思是什麼
facing cloth
解釋
鞋面布-
Place all testing devices on the testing machine in the following order : bearing plate, emery cloth ( with the granular surface facing upward ), the resilient pad to be tested, emery cloth ( with the granular surface facing downward ), short rail ( make sure the short rail is placed within the action area of the resilient pad to be tested )
把試驗裝置安放在試驗機上，安放順序為：支承鋼板、砂布（有砂粒面朝上） 、被測彈性墊層、砂布（有砂粒面朝下） 、短鋼軌（確保短鋼軌放置在被測軌下彈性墊層起作用的區域） 。
分享友人