Internalcleaning work and troubleshooting must be performed by professional personnel.
仪器内部清洁工作及故障修理,必须由专业人员操作。
2
The scope covers storage, handling, inspection, testing, load-out (two simultaneous vessel load-out points), internalcleaning and maintenance of flexible pipes.
合同内容包括挠性管的存储、操作、检验、测试、装运、内部清理和维护工作。
3
The core method of internalcleaning was taken by improving the diesel design, combined with exhaust's aftertreatment, to study on the diesel particulate control.