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Two photomultipliers operate in coincidence to reject spurious noise.

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To ameliorate the unfavourable effects of ...

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If a molecule of water is eliminated between two hydroxyl groups ...

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How to banish noise and hum in high-fidelity sets.

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Bend the lens to cancel the spherical aberration .

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We should clear away this difficulty.

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Determine whether these faults can be corrected.

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This feature does away with the need for costly servocontrols.

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The installation of a waste-heat boiler eliminates the need of some other equipment.

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Standard forms of boiler and heating surface may be used, thus obviating the need for expensive special plants.

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Some of the bad effects of copper in the steel can be overcome by the addition of nickel.

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Such icing is dealt with by heating the intake air.

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The part is polished to remove the blemishes acquired during ...

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To place the magnets properly so as to remove part of the deviation, ...