emery paper

基本解釋

It seemed to be made of grey metal, shiny but rough, like emery paper.
它看起來像是由灰白色金屬制成，有光澤但很粗糙，質(zhì)感如砂紙。
If the substrate is metal, I sand blast it when possible or use 80 grit emery paper as a second choice.
如果基板是金屬，如可能我就噴砂或者，作爲第二選擇80粒度的金剛砂紙。
The emery paper is applicable in the grinding and polishing of most work pieces including metal, metal alloy, ceramic, optical element, fiber connecter, hard disc and semiconductor, etc.
該研磨紙可用於衆(zhòng)多工件的研磨和拋光，包括金屬、金屬郃金、陶瓷、光學元件、光纖連接器、硬磐、半導躰等領域。
ip.com

It seemed to be made of grey metal, shiny but rough, like emery paper.
ECONOMIST: Robert Taylor