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"A" frame

pwr.lines. Aعمود شكل
 English thesaurus
A-frame ['eɪ'freɪm]
O&G an A-shaped lifting device   ؛the A-shaped, highest portion of a standard derrick on a drilling rig that is used to support the crown block   ؛the stationary, A-shaped structure that supports and anchors in upright position the mast of a jackknife rig on a drilling rig
A" frame
: 2 phrases in 2 subjects
Oil / petroleum1
Work flow1

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