periodical inspection

Periodical inspection and maintenance of water supply system, supplying pipe , tape and tank, drain pipe.

给水装置的管线 、 龙头 、 水箱及排水管道的定期检查和维修.

Discussion on Relative Problems of Periodical Inspection for In-service Boiler in Power Station

电站在役锅炉定期检验相关问题探讨

Application of Magnetic Particle Testing During Plant Boiler Periodical Inspection

磁粉检测在电站锅炉定期检验中的应用

Periodical inspection and maintenance of water supply system, supplying pipe, tape and tank, drain pipe.

给水装置的管线、头、箱及排水管道的定期检查和维修。

Seventeen subsea pipelines with total length of more than 100 kilometers have been constructed in Bohai since the year of 1985. Periodical inspection and special inspection will be made in accordance with rules for subsea pipeline system used both in domestic and abroad and international practice.

渤海自1985年以来，已建成了17条海底管道，总长达100多km。

Periodical inspection and maintenance of fire control panel , pipe, tape, fire distinguisher and fire control equipment, alarming system.

对消防箱、管道 、 龙头 、 灭火器材及消防控制装置 、 报警预警装置进行定期的维护及保养.