Timeshare companies also come in for a rap as they continue to flout the rules.各分时度假公司也受到了批评，因为他们一直违反相关规则。This article will no doubt come in for a great deal of criticism.这篇文章无疑会受到很多批评.He often asked Philip to come in fo...
Explain why barium forms peroxide but beryllium does not.解释为什么钡能形成过氧化物而铍则不能。Common ceramic elements are barium titanate and lead zirconate - titanate.普通的陶瓷元件分别是钛酸钡和锆钛酸铅.There is reflux of barium into the terminal ileum.钡...