The spirally coiled central filament of a chromatid along which the chromomeres are aligned.
The paper described the reliable weld seam tracking system based on dynamic mask match spirally tubes.
The forming principle and forming angle of spirally - welded tube processing were introduced.
External electrode is wound spirally aroundexternal tube and internal electrode is arranged in internal tube.
Spirally corrugated and sawtooth - shaped fin tube is a high performance condensation heat transfer tube.
To wrap yarn or twine spirally around ( rope ).
螺旋式地卷线或螺旋式地缠 ( 绳 )
I slightly rotated all the floors so that the tower would seem to go spirally.
Aimed at spirally welded steel pipe, a visual sensor for automatic seam tracking system is developed.
The spirally threaded shaft of a worm gear.