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Subject: Moineau positive displacement progressing cavity power section O&G, oilfield. Пожалуйста, помогите перевести.Выражение встречается в следующем контексте: Drilling Motor Sub-Assembly Description
Company offers the most versatile array of downhole motors available for straight or directional drilling. Rotary power is produced by a Moineau positive displacement progressing cavity power section. Power sections offer a wide range of bit speeds and torque ratings and can be tailored to function in both high bottom-hole temperatures and inverted mud systems. Заранее большое спасибо
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