- Standards of China

YBJ 221-1990
Standard No.:	YBJ 221-1990	Status:	ABOLISHED remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	32000 words	Translation Price:	960 (USD) remind me the price change Email:
Implemented on:	1991-01-01	Delivery:	via email in 1-8 business day
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Standard No.:	YBJ 221-1990
Chinese Name:	黑色冶金矿山井巷施工测量规范
English Name:
Professional Classification:	D15 Mining
Professional Classification:	YB Professional Standard - Metallurgy
ICS Classification:	73.020
Issued by:
Issued on:
Implemented on:	1991-01-01
Status:	ABOLISHED
Replace By:	YB/T4385-2013 Surveying Specification of Underground Engineering of Metallurgical Mine
Replace By Date:	2014-03-01
Target Language:	English
File Format:	PDF
Word Count:	32000 words
Translation Price:	960 (USD)
Delivery:	via email in 1-8 business day

YBJ 221-1990 The following standards are cited：

YBJ 221-1990 Cited by the following standards：