- 相关词组
- disturbance of ventilaton-perfusion ratio通气-血流比例失调
- sulfur capturing ratio of briquette型煤固硫率
- air space ratio空隙比;
- adit opening坑道口;
- job opening职务空缺;
- gear ratio齿轮齿数比;速比;传动比;
- radio-frequency wanted-to-interfering signal ratio射频信扰比
- effective slip ratio有效滑距比
- common ratio公比;
- self-cooled nozzle自冷式喷管
- sediment delivery ratio泥沙输移比
- static pressure ratio静压比
- effective aspect ratio parameter有效伸长率,有效展弦比参数
- opening hours图书馆开放时间,书店营业时间;
- optimum diameter ratio最佳直径比
- egg opening machine开蛋机
- ejector nozzle喷口,喷嘴
- compression ration.压缩率,压缩比;
- effective thyroxin ratio有效甲状腺素比值
- effective opening有效孔径
- 今日热词
- 热门搜索
- golf n.高尔夫球;高尔夫球运动;
- treasure n.财宝,珍宝;得力助手;v.珍藏,珍视,珍爱;
- database n.数据库,资料库;
- optimistic adj.乐观的;
- unit n.单位,单元;班组,小队;病区;设备,部件;
- cool adj.冷静的,冷漠的;凉的;凉爽的;酷的,绝妙的;冷色调的;v.(使)冷却,(使)降温;变淡,减弱;
- ambassador n.大使,使节;(派驻联合国等国际组织的)代表;特使;[比喻]使者;
- transparent adj.透明的;清澈的;显而易见的;易懂的;易看穿的;易识破的
- worry v.(使)担心,发愁;烦扰;攻击;n.担心,发愁;烦心事;
- my uncle 叔叔;舅舅;叔父;伯父;我的叔叔;我的舅舅
- cousin n.同辈表亲;堂兄弟(或姐妹);表兄弟(或姐妹);
- conclusion n.结论;结束;末尾;结局;签订;

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