Complex sentence: The powerplant was turbo-electric transmission, with four boilers supplying steam to two turbo-alternators that drove the twin main propellers, gave a top speed of and the ship also had stern and bow thruster propellers to propel her sideways for easier berthing.
Split into simpler sentences: The powerplant was turbo-electric transmission, with four boilers supplying steam to two turbo-alternators that drove her twin main propellers, gave a top speed of. She had stern and bow thruster propellers to propel her sideways for easier berthing.