Objective To evaluate the effects of allograft fusion cage ( AFC ) on anterior cervical interbody fusion.目的了解同种异体骨圈 ( allograftfusion cage, AFC ) 在颈椎前路椎体融合术中应用的效果.BK virus - associated nephropathy can progress to renal a...
年届六十的男人们和少年小伙们并肩作战。Men aged 60 are fighting alongside young boys.他已六十多岁了, 可是还强壮得很.He is now well over sixty, but is still going strong.六十年代是神学上骚动的时代.The sixties were a time of theological ferment....
The Memorial seems almost ugly, dominating the landscape for miles around.那座纪念碑耸立在方圆数英里景致之中显得近乎难看。More than fifteen thousand people took part in the memorial service.有15,000多人参加了悼念仪式。Dear Madam, Thank you for your intere...