Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl bu...
Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using gallium sulfate supported on silica gel as the catalyst.以自制的硅胶固载硫酸镓为催化剂,正丁酸和...
The château itself is open to the public and houses a museum of motorcycles and cars...古堡本身对公众开放，并设有一个摩托车和汽车博物馆。Two men riding on motorcycles opened fire on him...两个骑摩托车的男人向他开了枪。...a cavalcade of limousines and police mo...
She browsed in an up-market antiques shop.她逛了一家高级古董店。I browsed through some magazines while I waited.我边等边浏览几本杂志.I browsed through the book , looking at page after page.我翻开了一下全书, 一页又一页....
DSR ( Dynamic Source Routing ) protocol is a representative of on - demand Ad Hoc routing protocols.动态源路由 ( DSR,DynamicSourceRouting ) 协议是典型的按需AdHoc路由协议.Dynamic Source Routing protocol ( DSR ), which operates entirely on...
Excuse me interrupting, but there's a thing I feel I've got to say.抱歉打断一下，我觉得有件事我得说。Pardon me for interrupting.对不起打断一下.They also have the irritating habit of interrupting.他们还有打岔的烦人习惯。a level, narrow stretch of ...