The paper introduces the development of a new type of portable high frequency X-rayunit for field operations.
本文介绍了一种适合野战使用的新型便携式高频X线机的研制。
2
He says he was forced to wait several hours and then told by the doctor that the X-rayunit was closed and he should go home and take some Panadol.
他被迫等了数小时，接著医生告知X光室已关门，他必须回家，服用一些普拿疼。
3
Digital X-ray system for Testing wheels is composed of high frequency X-rayunit, X-ray image intensifier, the special mechanical device, computer image processing system, controller and lead cabinet.