英语词汇“first quadrant”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	first quadrant
释义	DictionarySeeCartesian coordinate system first quadrant first quadrant [¦fərst ′kwäd·rənt] (mathematics) The range of angles from 0 to 90°. In a plane with a system of cartesian coordinates, the region in which the x and y coordinates are both positive.
随便看	spin on our heels spin on their heels spin on your heel spin on your heels spinoolivary fibers spinoolivary tract spinoperiaqueductal fibers spinopetal spin-optimized self-consistent field spinor spin-o-rama spin orbit coupling spin-orbit coupling spin-orbit (coupling) linearized augmented plane wave spin-orbit interaction spin-orbit multiplet spinor calculus spinoreticular fibers spinoreticular tract spino-reticulo-cerebellar pathway spinorial spinors spinosad spinosauroidea spinosaurus

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