Both the R groups are alkoxy residues.两个R基团都是烷氧基.R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基....
Cortical grafts, whether autogeneic or allogeneic, at least initially act as weight - bearing space fillers or struts.皮质骨移植, 无论自体的或者异体的, 至少早期起到承重空间填充或支柱的作用.Cancellous allografts incorporate to host bone, as do autogenous...
Objective : To evaluate the clinical application of CT virtual bronchoscope in foreign body in bronchus.目的: 探讨螺旋CT模拟支气管镜对支气管异物的临床应用价值.Objective : To determine the value of bronchoscope in diagnosing and treating right mi...
The turn is about two kilometres before the roundabout.拐弯就在环岛前面约2公里处。We made a bit of a fuss in a roundabout way.我们拐弯抹角地发了点牢骚。We took a roundabout way from Chicago to San Francisco by driving through Texas.我们从芝加哥驱车绕道得克萨斯...
Branagh has cut the play judiciously...布拉纳对这部剧进行了高明的删改。This fall she co-stars in a film with the acclaimed British actor Kenneth Branagh.今秋她和广受欢迎的英国演员肯尼思·布拉纳联袂主演了一部电影。...Branagh's screen adaptation of Shakespeare�...
Few jockeys continue race-riding beyond the age of 40.很少有职业赛马骑师超过40岁仍继续参加赛马的。Two men riding on motorcycles opened fire on him.两个骑摩托车的男人向他开了枪。He was riding on his horse looking for the castle.他正骑着马寻找那座城堡。...