单词	conical surface
释义	Conical surface (Geom.) a surface described by a right line moving along any curve and always passing through a fixed point that is not in the plane of that curve. See also: Conic conical surface conical surface: see conecone or conical surface, in mathematics, surface generated by a moving line (the generator) that passes through a given fixed point (the vertex) and continually intersects a given fixed curve (the directrix). ..... Click the link for more information. . conical surface [′kän·ə·kəl ′sər·fəs] (mathematics) A surface formed by the lines which pass through each of the points of a closed plane curve and a fixed point which is not in the plane of the curve. conical surface A surface extending from the periphery of the horizontal surface outward and upward at a slope of 20 horizontal to 1 vertical for a horizontal distance of 4000 ft. It is an imaginary surface, in which any object that projects above the surface is considered an obstruction to air navigation. MedicalSeecone
随便看	congestion window congestion window extrapolator congestion window limit congestion window reduced congestive congestive atelectasis congestive cardiac failure congestive cardiomyopathy congestive cirrhosis congestive dysmenorrhea congestive fibrosplenomegaly congestive heart disease congestive heart failure congestive heart failure (chf) congestive heart failure-etiology congestive heart failure, hypertension, age, diabetes, prior stroke congestive heart failure survival trial of antiarrhythmic therapy congestive splenomegaly congests congiarium congiary congii conging process congint congiopodidae

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