扭力扳手檢定儀_便攜式扭力矩扳手校準儀：上海實干廠家生產(chǎn)的SG型便攜式扭力矩扳手校準儀是校準扭力矩扳手及扭力起子的設(shè)備，我便攜式扭力矩扳手校準儀主要用于校準各種定式扭力矩扳手，數(shù)顯式扭力矩扳手、預置式扭