单词:oil mist lubricator
单词:oil mist lubricator 相关文章
[00:52.51]Please say something about it? [02:14.48]In 1924,Mallory and team of British climbers [02:22.34]tried to get to the top of Mount Qomolangma, [02:29.00]the tallest mountain in the world. [03:05.26]No one had ever done it before. [03:25.61]Ma
[00:02.73] [00:05.82]Listen to This [00:07.77]Write the number [00:10.72]How much does this baseball cap cost? [00:15.99]That one costs $10. [00:21.07]Why don't you buy this green T-shirt? [00:26.20]No,I prefer this red one. [00:30.80]I like these sw
The price of oil has dropped around 20 percent in recent weeks, but remains more than double what it was just a couple of years ago. The high price has given oil companies the incentive to revisit old fields long ago abandoned as unprofitable. As VO
Saudi Arabia is signaling that it is going to boost its supply of oil on its own after failing to convince other oil producers to jointly agree to more production. Several news agencies reported Saturday that the Saudis could increase their oil produ
NEW YORK, July 13 (Xinhua) -- Crude prices rose on Friday as supplies tended to be tight on new Iran sanctions and production problems in North Sea. There was news on Thursday saying that the Obama administration expanded sanctions on Iran, in an eff