单词:positive displacement refrigerator
单词:positive displacement refrigerator 相关文章
By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs
EDUCATION REPORT - The GED Certificate By Nancy Steinbach Broadcast: Thursday, May 06, 2004 This is Steve Ember with the VOA Special English Education Report. Another school year is nearing an end in
Death comes sweeping through the hallway 死神降临,在走廊里漫步 Like a lady's dress 像一位盛装女王 Death comes driving down the highway 死神降临,在高速路上疾驰 In its sunday best 穿着节日盛装 A fire of unknown ori
The brains behind QI, the BBC quiz show, explore where and when coffee originated. Desert fruitEvery cup of coffee you drink owes its existence to a fruit that grew wild in the Yemeni desert. The Sufi mystics of Yemen were the first to roast and brew
Certificate of Origin 产地证 1.certificate of origin of China showing 中国产地证明书 stating 证明 evidencing 列明 specifying 说明 indicating 表明 declaration of 声明 2.certificate of Chinese origin 中国产地证明书 3.Certific