ChinaAutoRegs｜GB 21259-2007 英文版翻译 汽车用气体放电光源前照灯
Headlamps Equipped With Gas-Discharge Light Sources for Motor Vehicle
1. SCOPE
This Standard specifies the photometric performance, test methods and inspection rules of headlamp equipped with gas-discharge light sources for motor vehicles. Headlamps equipped with gas discharge light source(s) may incorporate outside lenses of glass or plastic materials.
This Standard applies to various type of headlamps equipped with gas-discharge light sources for motor vehicle in Category M and N.
2. NORMATIVE REFERENCES
The following Standards contain provisions which through reference in this text, constitute provisions of this Standard. For dated references, subsequent amendments (corrigenda excluded) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this Standard are encouraged to investigate the possibility of applying the most recent editions of the Standards indicated below. For undated references, the latest edition of the applicable Standards referred to applies.
GB 4599-2007 Motor vehicle headlamps equipped with filament lamps
GB 4785 Prescription for installation of the external lighting and light signalling devices for motor vehicles and their trailers
GB 15766.1 Lamps for road vehicles – Dimensional, electrical and luminous requirements
GB 19148.2 Types and dimensions of pin lamp holders
ECE R 99 Uniform provisions concerning the approval of gas-discharge light sources for use in approved gas-discharge lamp units of power-driven vehicles
ECE R 37 Uniform provisions concerning the approval of filament lamps for use in approved lamp units of power-driven vehicles and of their trailers
3. TERMS AND DEFINITIONS
For the purpose of this Standard, the terms and definitions defined in GB 4599 and GB 4785 apply.
The term “headlamp” used in this standard refers to headlamp with gas-discharge light sources. A complete headlamp shall also include ballast according to GB 4599.
1、现成译文，到款即发。
2、下单前可任取样页验证译文质量。
3、免费提供正规普通增值税数电发票。
4、请联系手机/微信: 13306496964/Email: standardtrans@foxmail.com 获取完整译文。
5、本英文译本为纯人工专业精翻版本，保证语法术语准确率和专业度！
6、专业源于专注|ChinaAutoRegs 始终专注于汽车标准翻译领域！
7、「中国汽车标准译文库」已收录上千个现行汽车国家标准和行业标准的英文版译本，涵盖传统燃油车、新能源汽车和摩托车标准化体系！独家打造千万级汽车专业术语库和记忆库。
1. The English Translation of this document is readily available, and delivered immediately upon payment.
2. You may request for sample pages to your preference before placing an order.
3. Please contact standardtrans@foxmail.com for the complete PDF version in English.
4. Almost all of Chinese automotive/automobile standards, regulations and norms (GB, GB/T, QC/T, CNCA, CQC, CAV, etc.) in effect have been included in our well-established database, providing one-stop, up-to-date, efficient and professional solution.