dn100

1

Analyzed is the cause for the unsatisfactory bonding of the LLDPE coating with the inner galvanized surface of the hot-galvanized steel pipes under DN100 .

分析了DN100以下热镀锌给水钢管热镀锌层与LLDPE涂层粘结力差的原因，比较了热镀锌钢管内壁预处理两种方法的优缺点。
2

The experiment is done to study DN100 field pipeline surface-laid and coupled by common groove adapters to discuss the vibrating ease of field pipeline system in different water hammer pressure .

对地面裸管铺设、用普通连接器连接的DN100机动管线进行实验研究，探讨机动管线在不同水击压力作用下，管线系统的振动情况。