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Oil and gas
containing
пилотное долото
|
all forms
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English
долото пилотной нитки
pilot string bit
(
MichaelBurov
)
пилотное буровое долото
pilot bit
(
MichaelBurov
)
пилотное буровое долото
lead bit
(
MichaelBurov
)
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