прочно закреплён
• The instrument is firmly secured.
• A pointer is rigidly attached to the centre of the scale beam.
• The engine is securely (or firmly) fastened to the hull.
Русско-английский научно-технический словарь• The instrument is firmly secured.
• A pointer is rigidly attached to the centre of the scale beam.
• The engine is securely (or firmly) fastened to the hull.
Русско-английский научно-технический словарь