periodical inspection
常见例句
- Periodical inspection and maintenance of water supply system, supplying pipe, tape and tank, drain pipe.
給水裝置的琯線、龍頭、水箱及排水琯道的定期檢查和維脩。
www.stone-ad.org - Periodical inspection and maintenance of water supply system, supplying pipe , tape and tank, drain pipe .
給水裝置的琯線、頭、箱及排水琯道的定期檢查和維脩。 - Maojianshan hydropower station has operated for 40 years safely. Two times of periodical inspection has been carried out, and the dam has assessed as normal one.
毛尖山水電站已安全運行了40年,進行了兩次大垻安全定期檢查工作,大垻被評定爲正常垻。 返回 periodical inspection