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swivel-tube barrel
meaning in English
单动双层岩心管
Related Words
swiveling base
swiveling jib
sling swivel
swivel anchor
swivelling cover
swivel disc
swiveling engine
stackable swivel
swiveling chute
swiveling mechanism
swivel-top stool
swivel-tostool
swivel-tube core barrel
swivel-type double tube core barrel
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