Attention, during all the trips a carer/guide is present, both on the go-devils and bicycles.
2A jointed apparatus for cleaning pipelines.
刮管器，清管器，扩管器
Example sentencesExamples
At present neither go-devil can sample formation fluids, but it should be feasible to develop this capability.
Certain tools can work as a go-devil because their diameter is very close to 3.75 in.
The ends of said body are adapted to the inner cross-section of the conduit in such a way that the outside of the go-devil tightly rests on the inside of the conduit over the entire circumference thereof.
Definition of go-devil in US English:
go-devil
nounˈɡōˌdevəl
North American historical
1A crude sled, used chiefly for dragging logs.
（主要用于搬运木材的）搬运橇；桠杈撬
Example sentencesExamples
Attention, during all the trips a carer/guide is present, both on the go-devils and bicycles.
2A jointed apparatus for cleaning pipelines.
刮管器，清管器，扩管器
Example sentencesExamples
Certain tools can work as a go-devil because their diameter is very close to 3.75 in.
The ends of said body are adapted to the inner cross-section of the conduit in such a way that the outside of the go-devil tightly rests on the inside of the conduit over the entire circumference thereof.
At present neither go-devil can sample formation fluids, but it should be feasible to develop this capability.