单词：maintenance of nitrogen
单词：maintenance of nitrogen 相关文章
Here in China the housing maintenance fund is also known as the pension for apartments. Apparently, the fund is to be used for the maintenance and repair of property. However, applying to use the money is an extremely difficulty process. Li Dong has
世界各地新闻集锦
Fax machine maintenance A: Excuse me, Richard? Are you busy at the moment? B: Not really, Betty. What do you need? A: My fax machines on the blink. Would you take a look at it? B: Sure. I just need to do one other job first. How about if I come up ar
办公室英语口语
A maintenance appointment A: Hello? Is this the Maintenance Department? B: Yeah. Thats right. What can I do for you? A: Were having a lot of trouble with our printer. Could you come and take a look at it sometime this afternoon? B: Let me see. Yeah,
办公室英语口语
今天我们要学的词是maintenance. Maintenance 维修，养护。The U.S. Interior Department will hike fees at the most popular national parks to $35 a vehicle to raise funds for park maintenance. 美国内政部宣布，全美游客最多的国家
英语单词荟萃
Key Sentences（重点句子） 142．There seems to be something wrong with the toilet． 我房间里的抽水马桶好像出了点毛病。 143．We'll send someone to repair it immediately． 我们会马上派人来修的。 144．What's the tro
实用英语
Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h
VOA标准英语2011年(四月)