单词	bos girder
释义	bos girder 匣形梁; 函梁; 箱形桁材
随便看	saving energy and reducing effluent saving energy and reducing emission saving energy and reducing emissions saving energy and reducing loss saving energy and reducing pollutant saving energy and reducing wastage saving energy consumption saving energy controller saving energy conversion saving energy device saving-energy diffuser saving energy dwellings saving-energy fir-conditioning system Saving energy from buildings Saving energy in building saving energy in construction saving energy in illumination saving-energy measures saving energy of building saving energy of external walls saving energy operation Saving energy performance saving energy ratio saving energy resources saving energy sources