Standard No.:	GB/T 10149-1988
English Name:	Terminology and symbol for medical X-ray equipment
Chinese Name:	医用X射线设备术语和符号
Chinese Classification:	C43    Medical radiographic equipment
Professional Classification:	GB    National Standard
ICS Classification:	11.040.50 11.040.50    Radiographic equipment 11.040.50
Issued by:	China Food and Drug Administration
Issued on:	1988-01-02
Implemented on:	1989-7-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	10000 words
Price(USD):	250.0
Delivery:	via email in 1 business day

1 Subject Content and Application Scope This standard specifies the terms and definitions of general radioactive rays, X-ray equipment, medical X-ray techniques, protection against X-ray and X-ray measuring instruments. This standard is applicable to medical X-ray equipment, and may be used to formulate and revise X-ray equipment and instrument standards as well as provide reference to professional personnel engaged in radiological research, production and clinical diagnosis. 2 General Radioactive Rays 2.1 Radiation 2.1.1 Ionizing radiation Radiation consisting of direct or indirectly ionizing particles or a mixture of both, usually excluding ultraviolet radiation. 2.1.2 Brems strahlung X radiation produced by the deceleration or the acceleration of charged particles, upon passage through the electric field of nuclei or other charged particles. 2.1.3 Primary radiation Ionizing radiation emitted directly by the target or by a radioactive source.

1 Subject Content and Application Scope 2 General Radioactive Rays 3 Generation and Emission of X-ray 4 X-ray Equipment 5 Medical X-ray Techniques 6 Protection Against X-ray 7 X-ray Measuring Instruments