- 相关词组
- concentric reducer同心大小头，大小头;
- concentric valve同心阀;
- concentric circles同心圆;
- concentric circle同心圆;
- concentric arch同心拱;
- concentric tube同心管;
- concentric candle同心电极弧光灯;
- concentric nozzle环列[同心圆]喷嘴;
- conjugate conics共轭圆锥[二次]曲线，配极二次曲线;
- concentric cable同轴电缆;
- concentric ring同心环;
- confocal conics共焦二次曲线;
- concentric stranding[电] 同心绞合;
- concentric groove（录声盘上的）闭纹;
- concentric winding同心绕组;
- concentric chuck同心[万能]卡盘;
- concentric line同心线，同轴电缆，同轴线;
- concentric wiring同心线布线;
- concentric float同心浮标;
- 今日热词
- 热门搜索
- deal n.交易，协议;待遇;很多;发牌;v.经营，买卖;贩毒;发(牌);
- attitude n.态度;看法;姿势;个人风格;
- pair n.一双;分两个相连接部分的物体;一对（两个…）;一起拉车的两匹马;v.使配对;交配;
- prejudice n.偏见;v.使有成见;损害;
- queue n.队伍;等待的人群;队列（计算机用语）;v.排队;抢着做;
- couple n.两个;夫妻;一对儿;几个;v.加上;结合;
- existence n.存在;生活（方式）;
- crud n.污垢;脏东西;渣滓;脏家伙;
- connection n.关系;连接;人脉;接头;联运;亲戚;
- insult v.侮辱，辱骂，冒犯;n.侮辱，辱骂;
- luggage n.行李;
- preparation n.准备（工作）;制剂;
