短語詞組短語overhead d working truck 高空作業(yè)車overhead working truck [車輛]高空作業(yè)車;高空功課車safety of overhead working 高空作業(yè)的安全Working overhead 上麪在施工;下麪在施工;對施工期間引起的不便表示歉意;上媔在施工Working g overhead 上麪在施工intergovernmental working grouon overhead costs 間接費用政府間工作組 返回 overhead work