放射科技师的英文怎么说

放射科技师的英文：
radiographer

A radiograph of a vein after injection of a radiopaque substance.
静脉造影一种静脉的放射线照片，在注入射线不能显著穿透的物质后拍摄

In this paper the principle and method of testing of Root Mean Square graininess of radiograph were described.
作者介绍了X线照片均方根值粒状度的测试原理及方法。

Results There are 138 cases were under investigation:78 cases with kneel flexure between 70 to 80 degrees showed the full patella-femur joint without overlapping, the joint interval is symmetrical,and 57 % of the radiographs were assessed as excellent.
采用坐位髌骨轴位摄影者共138例,其中78例膝关节屈曲70°～80°,显示髌股关节完整,无重叠,关节间隙对称,评为“优”级片占5 7% ;