I.S. EN 131-1:1993被替代
Ladders - Terms, Types, Functional Sizes
出版：National Standards Authority of Ireland
專家解讀視頻
基本信息
標準編號： I.S. EN 131-1:1993
標準類別：Standard
出版單位：National Standards Authority of Ireland
標準頁數：26
標準簡介
Gives the definitions and general terms and determines the general design characteristics of portable ladders, which are of importance for safety, handling, and manufacturing of the ladders and of information for the user.
替代本標準的新標準
