与原发性肝癌比较，对诊断肝转移癌最有价值的是
C
本题主要考查肝转移癌影像学特点方面知识。部分肝脏转移瘤中央见无强化的低密度区，边缘强化呈高密度，构成所谓“牛眼征”
Astothevariouspollutions,whichofthefollowingisNOTtrue?
Wehavemade____thatwewouldaccept termsforyourpresentorder.
Thisofferisfirm,subjecttoyourimmediatereply____shouldreachusnotlaterthantheendofthismonth.()
IdonotmeantoinsultthereaderbypretendingthatIkilled,forinstance,aregimentofcavalryorswallowedabatteryofguns,—such_______taleswoulddisgraceboththehearerandtheteller.