GB/T 21939-2008 English Version, GB/T 21939-2008 Earth-moving machinery - Warning devices for slow-moving machines - Ultrasonic and other systems (English Version)

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Position: Chinese Standard in English/GB/T 21939-2008

GB/T 21939-2008 Earth-moving machinery - Warning devices for slow-moving machines - Ultrasonic and other systems (English Version)
Standard No.:	GB/T 21939-2008	Status:	valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	6000 words	Translation Price(USD):	160.0 remind me the price change Email:
Implemented on:	2009-1-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 21939-2008
English Name:	Earth-moving machinery - Warning devices for slow-moving machines - Ultrasonic and other systems
Chinese Name:	土方机械低速机器报警装置超声波及其它系统
Chinese Classification:	P97 Architectural engineering construction machinery
Professional Classification:	GB National Standard
Source Content Issued by:	AQSIQ; SAC
Issued on:	2008-6-3
Implemented on:	2009-1-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	6000 words
Translation Price(USD):	160.0
Delivery:	via email in 1~3 business day

Standard

GB/T 21939-2008 Earth-moving machinery - Warning devices for slow-moving machines - Ultrasonic and other systems (English Version)
Standard No.	GB/T 21939-2008
Status	valid
Language	English
File Format	PDF
Word Count	6000 words
Price(USD)	160.0
Implemented on	2009-1-1
Delivery	via email in 1~3 business day

Detail of GB/T 21939-2008

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Introduction of GB/T 21939-2008

本标准规定了用于评价监测系统性能的方法、机器倒车时后方最小监测范围、司机的视觉和听觉信息以及系统的自检特性。
本标准适用于GB/T8498中定义的倒车速度小于等于5km/h,且视野符合GB/T16937.2-1997中的侧后视范围能见度类别Ⅲ (见GB/T16937.2-1997 中4.4.3)和后视范围能见度类别Ⅲ (见GB/T16937.2-1997中4.5.3)的机器。

Contents of GB/T 21939-2008

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