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Notebook Set

 Control valves are valves used to control conditions such as flow, pressure, temperature, and liquid level by fully or partially opening or closing in response to signals received from controllers that compare a "setpoint" to a "process variable" whose value is provided by sensors that monitor changes in such conditions.
Notebook 1

Notebook 1

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Notebook 2

Notebook 2

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Notebook 3

Notebook 3

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Notebook 4

Notebook 4

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Paper bag 1

Paper bag 1

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Notebook 41

Notebook 41

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