“quadrantal angle”的概念、定义、翻译、参考文献-科学参考

单词	quadrantal angle
释义	quadrantal angle [kwä¦drant·ǝl `aŋ·gǝl] ^MATHEMATICS An angle equal to 90° or π/2 radians multiplied by a positive or negative integer or zero.
随便看	nitriding nitrification nitrifying bacteria nitrile nitrile-butadiene rubber nitrile resin nitrile rubber nitrilotriacetic acid nitrite nitro- nitroalkane nitroaromatic Nitrobacteraceae nitrobarite nitrobenzene nitrobromoform nitrocalcite nitrocellulose nitrocellulose filter nitrocellulose propellant nitrocotton nitro dye nitroethane nitro explosive nitrogelatin

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