back elevation 背面图 back inlet gully trap 背入集水沟气隔 backdrop manhole 后级沙井；跌级沙井 backfill 回填；回填土；回填料 backfill material 回填物料；回填料 background information form 背景资料表格 backing concrete 堤背混凝土 backup area 后勤区；后勤用
back elevation 背面图 back inlet gully trap 背入集水沟气隔 backdrop manhole 后级沙井；跌级沙井 backfill 回填；回填土；回填料 backfill material 回填物料；回填料 background information form 背景资料表格 backing concrete 堤背混凝土 backup area 后勤区；后勤用
描写大海冰箱结构翻译常用box bodly箱体rating lable参数铭牌top cover顶盖hinge bracket of ice making door制冰室门铰座upper hinge asmbly上门铰support plate of top cover顶盖支承door switch门灯开关door gasket门封lower door lower balcony下搁架cris
supplicavit 法院通知令supplier 供给者supplier 供货人supplier's invoice 供货人发票成都沃尔得suppliers credit 卖方信贷supplies 供应品supply and maintenance 供应与保养supply and marketing co-operative 供销合作社supply and transport 供应与运输supp
