the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume.
单词 | θ214337 |
释义 | society > occupation and work > equipment > machine > parts of machines > piston > [noun] > volume through which piston moves > ratio of volumes (1) volumetric efficiency1912 the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume. |
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