“umbilical duct”的概念、定义、翻译、参考文献-科学参考

单词	umbilical duct
释义	umbilical duct [ǝm`bil·ǝ·kǝl ´dǝkt] See <<vitelline duct>>
随便看	modulation-doped field-effect transistor modulation-doped structure modulation envelope modulation factor modulation index modulation meter modulation rise modulation spectroscopy modulation transformer modulation with a fixed reference modulator modulator crystal modulator-demodulator modulator glow tube module modulo modulo N modulo N arithmetic modulo N check modulo-two adder modulus Siphonolaimoidea Siphonophora siphonosome siphonostele

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