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【HVAC Version】Daily Question 20180215

2018-02-16View Original

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The diameter of the circular duct is D=1000mm. What is the radius of curvature of the elbow? A、0.5D B、1D C、1.5D D、2D Correct answer: B
Reply #22018-02-17
The diameter of the circular duct is D=1000mm; the radius of curvature of the elbow is (B) A、0.5D B、1D C、1.5D D、2D

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