Sentence 1: FESL provides technical support for the optimization of downstream process parameters through R &amp; D collaboration as well as for optimizing product recovery and upstream process parameters. Sentence 1: FESL provides technical support for the optimization of downstream process parameters through R &amp; amp; D collaboration as well as for optimizing product recovery and upstream process parameters. Sentence 2: The FESL provides technical support for optimizing upstream process parameters through R & D collaboration, as well as optimizing product recovery and downstream process parameters. Sentence 2: The FESL provides technical support for optimizing upstream process parameters through R & D collaboration, as well as optimizing product recovery and downstream process parameters. Question: Do sentence 1 and sentence 2 express the same meaning? - Yes or No? - Yes or No?
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