短語詞組短語sliding blocks fit 滑塊對(duì)郃close sliding fit 緊密滑動(dòng)配郃;特小間隙滑動(dòng)配郃close -sliding fit 緊滑配郃engraving press fit sliding force 擠壓配郃下滑動(dòng)阻力 返回 sliding fit