- 相关词组
- redox titration氧化还原滴定，氧化还原滴定法;
- duplex doubleacting pump复式双动水泵
- stationary spray pump固定式喷雾泵
- optical pump光泵
- hydraulic gear pump液压齿轮泵
- electric coolant pump电动冷却液泵
- industrial pump factory工业泵厂
- pump prices汽油价格
- beer pumpn.从啤酒筒抽出啤酒的唧筒;
- subclypeal pump唇基下泵
- jet pump喷射泵;
- fuel pump燃油泵;
- nuclear pump laser核泵浦激光器
- general purpose pump通用泵
- shortstop pump速止泵
- stern tube lubricating oil pump艉管滑油泵
- geared oil pump齿轮油泵
- mixed flow storage pump混流式蓄能泵
- return pump排气泵，抽气泵;
- mixed-flow pump混流泵
- 今日热词
- 热门搜索
- except prep.除了…之外;conj. 除了;
- How are you doing 你好吗;你过得如何;你过得好吗;
- sweeten vt.使甜，把…弄香;使温和;使愉快;使悦耳;vi.变甜;
- adobe n. 土砖；(建筑用)黏土；黏土坯；土砖建筑物；风干土坯;风干砖坯;（制风干砖用的）灰质粘土;adj. 用土坯建造的;
- stime n.少量;一点点;少许;一瞥;进程启动时间；置系统日期和时间开始时间;设置系统日期和时间;启动时间;生态美;设定存贮时间
- beneficial adj.有益的，有帮助的;
- micron n.微米;
- YP abbr.黄页(yellow pages);屈折点(Yield Point)
- background n.出身，背景;底色;幕后;背景音;
- Mr. n.先生;
- think of 考虑;想起;有…想法;对…有意见;
- solve v.解决;破解;
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