DIN 19555
Step irons for straight manhole steps in in-situ concrete manholes
单线安装用踏步铁.混凝土中安装用踏步铁
2003-04-01
DIN 1211-2
Step irons for staggered manhole steps - Part 2: Precast concrete manhole step irons
交错人孔台阶用踏步铁.第2部分:安装在预制混凝土构件中的踏步铁
2003-05-01
DIN 1212-2
Step irons with upstand for staggered manhole steps - Part 2: Precast concrete manhole step irons
交错人孔台阶用竖立式踏步铁.第2部分:预制混凝土构件用踏步铁
2003-05-01
DIN 1211-1
Step irons for staggered manhole steps - Part 1: Brickwork and in-situ concrete manhole step irons
交错人孔台阶用踏步铁.第1部分:安装在砖石中或嵌入混凝土中的踏步铁
2003-05-01
DIN 1212-1
Step irons with upstand for staggered manhole steps - Part 1: Brickwork and in-situ concrete manhole step irons
交错人孔台阶用竖立式踏步铁.第1部分:安装在砖石中或嵌入混凝土中的踏步铁
2003-05-01
CID A-A-60005
FRAMES, COVERS, GRATINGS, STEPS, SUMP AND CATCH BASIN, MANHOLE (SUPERSEDING RR-F-621E)
框架、盖子、格栅、台阶、集水坑和集水池、人孔（取代RR-F-621E）
1998-03-02
GB/T 23858-2009
检查井盖
Manhole cover
2009-05-27
HG/T 21515-2014
常压人孔
Manholes for atmospheric use
2014-07-09
UNE-EN 14396-2004
Fixed ladders for manholes
检修孔用固定梯子
2004-07-23
BS EN 14396-2004
Fixed ladders for manholes
检修孔用固定梯子
2004-01-21
DIN EN 14396
Fixed ladders for manholes
检修孔用固定梯子；德文版EN 14396:2004
2004-04-01
JC/T 2241-2014
预制混凝土检查井
Prefabricated concrete manhole
2014-10-14
GB/T 41401-2022
智能井盖
Intelligent manhole cover
2022-04-15
MIL MIL-T-83720/13 Notice 3-Validation
TRANSFORMER, POWER, STEP-UP, STEP-DOWN
变压器 电源 升压 降压
2004-02-03
MIL MIL-T-83720/13 Notice 2-Inactivation
TRANSFORMER, POWER, STEP-UP, STEP-DOWN
变压器 电源 升压 降压
1999-03-30
MIL MIL-T-83720/13 Notice 1-Validation
TRANSFORMER, POWER, STEP-UP, STEP-DOWN
变压器 电源 升压 降压
1987-04-17
AWWA JAW48091
Journal AWWA - Public Affairs Step by Step
AWWA期刊-公共事务逐步
1998-01-01
JIS F 2329-1975
Marine small size manhole
船用小型人孔
1975-01-01
NACE 42102
Corrosion in Power and Communication Manholes
电力和通信检修孔腐蚀
2002-06-01
AWWA ACE91223
Sealing, Rehabilitation and Construction of Manholes
人孔的密封、修复和施工
1991-01-01