- 相关词组
- metallic-nonmetallic O-ring seal金属-非金属双O型环密封
- air tight seal气密
- mechanical seal with low back pressure低背压式机械密封
- mid-separate surface seal中分面密封
- petroleum jelly seal石油胶冻封闭
- elephant sealn.海象，象海豹;
- metal O-ring and nonmetallic O-ring seal金属-非金属双O型环密封
- mohair coney seal黑色马海毛海狸绒
- mechanical seal with inside mounted spring弹簧内置式机械密封
- outer oil seal外轴承油封
- mechanical seal with high back pressure高背压式机械密封
- mechanical seal with inward leakage内流式机械密封
- asphalt seal coat地沥青封缝层;
- bellows seal波纹管[伸缩鼓]式密封，膜盒[气囊]式密封;
- navy seal海豹特遣队;
- harbor sealn.斑海豹;
- company seal公司印章;
- mechanical seal with outside mounted spring弹簧外置式机械密封
- fur seal海狗;海熊;
- bank seal银行印章
- 今日热词
- 热门搜索
- retell vt.（以不同的方式或语言）复述，重述;
- red hat n.（红衣主教的）主教红帽，红衣主教;
- yes adv. 是;（表示刚想起某事）哦;（表示不相信某人所言）真的吗;（鼓励某人继续讲）往下说;n. 是（表示肯定）;“行”;同意，答应;肯定的回答;赞成票;
- Mexico n.墨西哥（北美洲南部一国家，首都为Mexico City）;缩写为MEX
- doub adj./n./v.[=double]成双的，两重的，两倍的;两倍;怀疑、不确定
- unconditional adj.无条件的，绝对的;无限制的;无保留的;
- obscure adj.模糊的;无名的;鲜为人知的;费解的;难以理解的vt.使…模糊不清，掩盖;隐藏;使难理解;使模糊;使隐晦;使费解
- a sky full of stars 字幕版;欧冠
- DNF abbr.did not finish 未完成;地下城与勇士(Does Not Finish)；玩地下城与勇士；地下城与勇士金币
- see you see me 看你看我;说你说我
- alpha n.阿尔法;希腊字母的第一个字母;
- abb n.横丝，纬纱，劣质羊毛;粗次毛;（织物的）经（纬）丝（线）;最次等边坎毛；等外（劣等）羊毛;修道院院长
