- 相关词组
- survey feedback调查反馈;
- metal bellows金属波纹管，金属膜盒，金属伸缩软管;
- adjustable bellows可调膜盒;
- feedback admittance反馈[回授]导纳;
- actuating bellows控制[动作]膜盒;
- bellows seal波纹管[伸缩鼓]式密封，膜盒[气囊]式密封;
- appraisal feedback评估反馈;
- positive feedback正反馈;
- performance feedback绩效反馈;
- feedback adjustment反馈调整;
- square bellows正方形伸缩风箱;
- bellows gauge膜盒压力计，波纹管压力计;
- blow with bellows鼓;
- bellows gage波纹管压力计;
- rubber bellows橡胶伸缩管;
- bellows pump隔膜泵;
- bellows flowmeter膜盒式流量计;
- operating bellows控制[操纵]膜盒;
- multiply bellows多层波纹管;
- flexible bellows伸缩膜盒;
- 今日热词
- 热门搜索
- society n.社会(共同遵守一定的习俗、法律等的特定群体);社会(以群体形式生活在一起的人的总称);学会;协会;社团
- AIDS abbr.acquired immune deficiency syndrome 获得性免疫缺乏综合征（艾滋病）;acute infectious diseases 急性传染病;aircraft integrated data system 飞行器集成数据系统;n.助手（ aid的名词复数 ）;外援;辅助设备;帮助;
- polite adj.有礼貌的;应酬的;上流的;
- wicked adj.邪恶的;淘气的;缺德的;恶毒的;
- unsuccessful adj.不成功的，失败的;碌碌无为;
- morgan n.摩（基因交换单位）;摩根;
- cup n.杯子;一杯（的量）;（胸罩的）罩杯;优胜杯;vt.使（手）窝成杯状;使（双手）成圆状托起;为…拔火罐;
- pull v.拉;抽出;脱下;挣脱;拔出;拖动;收拢;扭伤;转向;吃力运转;划;耍（花招）;犯下罪行;吸引;撤销;停车;拉球侧斜;n.扯;力;吸引力;影响;深吸;艰难攀登;拉伤;拉手;拉球;
- DC abbr.直流电(direct current);哥伦比亚特区(District of Columbia);数码相机(digital camera);从头重复(da capo);
- anecdote n.趣闻，轶事;[复数]秘史;
- 石灰水 limewater;[化] lime water;[医] aqua calcis;calcarea hydrica;whitewash ;
- bark n.吠声;树皮;短促响亮的人声;v.（犬）吠;吼叫;
