Memory.com™ is an online application and educational tool designed for studying, learning and revision. Memory is not a game and is not available offline or associated with any other company.
Memory is originally based on the Supermemo SM-2 spaced repetition Algorithm.
Read more about our online study algorithms

App Version: 4.37.48

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Mar pow

Preparations for standby of Engine The turning gear __Dis-engaged__ and the engine turned through several complete revolutions.

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Preparations for standby of Engine The turning gear Dis-engaged and the engine turned through several complete revolutions.