sand paper

砂纸

1. 砂纸：其实不用换新的sensor,把它拿出来用磨砂纸(sand paper)磨一下表面,使之重新光滑并让电流顺利通过就好了. 换新的应该要花钱,其实没必要. 这种情况很常见. sensor外面氧化或者生锈都有可能,当火焰触及sensor,会产生一股电流作为信号,

2. 砂纸型打粗机：后帮机 heel seat | 砂纸型打粗机 sand paper | 砂轮式打粗 stone roughing

3. 沙纸：sand bag 沙囊,沙袋 | sand paper 沙纸 | sand paper strip 沙纸磨带

4. 砂纸,磨光纸：sand cast 砂型铸造 | sand paper 砂纸,磨光纸 | sand paper finish 砂纸打光

1. Those storms could be a major source of the sand en route to Beijing, the paper said.

2. sand paper的反义词

2. Then the lacquered wood is polished with sand paper for the next process of varnishing.