To enable a given automatic maintenance feature, the corresponding configuration parameter and all higher level switches must be set to ON.

若要启用某个指定的自动维护特性，必须将相应的配置参数和所有较高级别的开启特性设定为 ON。

youdao

Set up a "boiler component parts processing center" manufacturing A, "Reconstructing the boiler installation and maintenance, " installation and maintenance of A-level.

成立了《锅炉配套配件加工中心》制造A级，《锅炉安装维修改造施工》安装维修A级。

youdao

Set up a "boiler component parts processing center" manufacturing A, "Reconstructing the boiler installation and maintenance, " installation and maintenance of A-level.

成立了《锅炉配套配件加工中心》制造A级，《锅炉安装维修改造施工》安装维修A级。

youdao