单词：return riser
return riser的用法和样例：
例句
- Points out problems in setting expansion joints for supply and return water risers.摘要指出了在供回水立管中间设置伸缩节存在的问题。
单词：return riser 相关文章
Adam and Constance were very religious. Both had been raised in Catholic families. Except for her uncle Chandler, who was agnostic, all their relatives were devout Catholics. Adams oldest brother was, in fact, a priest. Adam, as a youth, had been an
365个英语简短小故事
在Constance Billiard排练话剧Age of Innocence的同时，Dan继续忽略Serena，和Rachel发生师生恋。当Blair发现自己的耶鲁提前录取名额被Nelly夺走时，她怀疑是Serena走漏了她曾经被扣留的污点，同时，Seren
绯闻少女
President Obama on Thursday presided over the first meeting of his new Council on Jobs and Competitiveness. During a more than hour long session（会议,开庭）, Mr. Obama told its members they have an important mission to help build American's co
英语新闻
By Mona Ghuneim New York 15 October 2007 The United Nations Security Council says terrorism and the drug trade in Afghanistan continue to undermine peace and stability. From VOA's New York Bureau, Mona Ghuneim reports. Head of the U.N. mission in Afg
2007年VOA常速英语（十月）
Ok babies, give me fashion, give me a face, yeah. 宝贝儿，来点时尚感，来点表情，很好 Peach, I don't know what's going on in your apartment, but I would like it on the record: 琵琪，我不知道你在公寓里搞啥，但我要先声
打工姐妹花第一季
U.S. Secretary of State Hillary Clinton is expected to join fellow foreign ministers from the eight-nation Arctic Council on Thursday in Greenland's capital, Nuuk, for a meeting on polar region issues, including the receding Arctic ice cap. The meeti
英语新闻