The screens are fixed« Back to Previous Page
A. perpendicular to the direction of flow
B. parallel to the direction of flow
C. at an angle 30° to 60° to the direction of flow
D. none of these.
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C. at an angle 30° to 60° to the direction of flow |
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C. at an angle 30° to 60° to the direction of flow |
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C. at an angle 30° to 60° to the direction of flow |
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