Validity of welding techniques for sheets with plastic-covered cloth : note / by the Secretariat.
1994
详细记录
符号[E/ECE/]TRANS/WP.30/R.146
标题Validity of welding techniques for sheets with plastic-covered cloth : note / by the Secretariat.
日期Geneva : UN, 21 Dec. 1994.
描述
2 p.