Piko H0 - 6314/6183 - Stoomlocomotief (2) - BR 89 en Br 64 - DR (DDR) Bedrijfsnummer 89 202 en 64 180 Beide locs: Getest en werkend 3 Assen aangedreven Foto's zijn onderdeel van de beschrijving Locomotieven hebben 1 maand garantie na aankoop. Bij d
医用CR、DR 的区别、档次划分及选购技巧 医用 “CR、DR 的区别”和 “DR的档次划分及选购技巧” 一:如何区别 CR、DR, CR(Computed Radiography)的工作原理:X线 使 IP(imaging te)影像板 产生图像潜影;将 IP 板送入激光扫描器内进行扫描,在扫描器中 IP 板的潜影被激 化后转变成可见光, 后转变成电子信号,...
Contract archaeology: dig with good funding where a railway is going to be built. Research fieldwork: dig with poor funding where it looks scientifically promising. I was unemployed for a total of two months during 2019. Wonder what the count will be this time. Just bought “Convergence” (...