- 相关词组
- two-stage valve两级阀
- universal-joint cross relief valve万向节十字轴溢油阀
- universal valve万向阀
- unidirectional electronic valve单向电子阀
- uniform-pressure-drop valve定差减压阀
- underlapped valve负遮盖阀
- tyre valve轮胎阀
- unloading valve卸荷阀,卸载阀
- unbalanced valve不平衡的阀
- unilateral relief单方减税法则
- ultrasonic light valve超声光阀
- unemployment relief失业救济
- ultra-low temperature throttle valve超低温闸阀
- ultimate factor of safety极限安全系数
- universal valve lifter通用起阀器
- two-sport valve二通阀
- ultra-low temperature ball valve超低温球阀
- uncompensated valve无补偿的阀
- ultrahigh vacuum valve超真空阀
- under lapped valve负遮盖的阀
- 今日热词
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- IELTS abbr.International English Language Testing System 国际英语语言测试系统(雅思考试);n.国际英语测试系统考试,雅思考试(全写为International English Language Testing System,由英国剑桥大学命题的英国、澳大利亚、加拿大和新西兰大学入学水平的英语运用能力考试)
- disabled adj.丧失能力的;残疾的;无效的;不能运转的;
- was v. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 );在,存在;不受干扰;
- where you are 你在哪里(歌曲名);
- u n. 英语字母表的第21个字母;abbr. U类影片(适合所有观众)
- medicine n.医学;药物;药;(尤指)药水v.下药
- housework n.家务劳动;
- gab vi.唠叨;喋喋不休;啰唆n.唠叨;废话;空谈;多嘴;凹节;(凹)槽;开口;孔
- interrupt v.插嘴;打断;中止;遮挡;
- eagle n.鹰;鹰状标志;[高]比标准杆少两杆的分数;v.[高]低于标准杆数两杆
- edd abbr.editions (复数)版本;editors (复数)编辑;expected date of delivery 期待交货日期;estimated delivery date 估计交货日期;
- dessert n.甜点,甜品;