GB/T 28930-2012 English PDF

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GB/T 28930-2012: Hygienic requirements of computer usage for students
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28930-2012	139	Add to Cart	3 days	Hygienic requirements of computer usage for students	Valid

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Basic data

Standard ID: GB/T 28930-2012 (GB/T28930-2012)
Description (Translated English): Hygienic requirements of computer usage for students
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: C56
Classification of International Standard: 13.100
Word Count Estimation: 6,632
Quoted Standard: GB/T 3976-2002; GB 7793; GB/T 12984; GB 50034
Regulation (derived from): National Standards Bulletin No. 31 of 2012
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the requirements of the students using the computer posture, computer components and layout requirements and use of environmental hygiene requirements, as well as the duration of the students using the computer, organizational rest

GB/T 28930-2012: Hygienic requirements of computer usage for students

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Hygienic requirements of computer usage for students ICS 13.100 C56 National Standards of People's Republic of China Students using computer hygiene requirements Issued on. 2012-11-20 2013-05-01 implementation People's Republic of China Ministry of Health Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Please note that some of the content of this document may involve patents. Distribution of this document Institutions do not assume the responsibility to identify these patents. This standard is proposed and administered by the People's Republic of China Ministry of Health. This standard was drafted. Fudan University School of Public Health. The main drafters of this standard. Tan Hui, Wang Ling, Wang Zhenwei. Students using computer hygiene requirements

1 Scope

This standard specifies the requirements for students to use computers posture, computer components layout requirements and use of sanitation requirements, and students to use electricity Duration of the brain tissue to rest requirements and hygiene education requirements. This standard applies to conduct computer education schools at all levels, students use computers other locations may also be implemented by reference.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 3976-2002 school furniture functional dimensions GB 7793 primary and secondary school classroom lighting and lighting health standards GB/T 12984 Ergonomics - Basic terms for visual information processing GB 50034 architectural lighting design standards

3 Terms and Definitions

GB/T 12984 and as defined in the following terms and definitions apply to this document. 3.1 Wrist dorsiflexion wristextension Wrist flexion to the back side. 3.2 Wrist palmar flexion wristflexion To the palm side of the wrist flexion. 3.3 Partial wrist ulnar ulnardeviationwithwrist Partial wrist to the ulnar side show. 3.4 Wrist radial partial radialdeviationwithwrist Cornering the wrist to the radial bone development. 3.5 Elbow flexion angle elbowbentangle Upper arms hang naturally at your sides angle, the forearm and the upper arm between. 3.6 Knee flexion angle knessbentangle Feet flat on the floor or on a footrest, thighs level when the angle between the thigh and calf.

4 students to use computer posture requirements

4.1 should adopt the upright posture when using the keyboard typing; should adopt the sitting position after browsing screen using the mouse. ......

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