“ground block”的概念、定义、翻译、参考文献-科学参考

单词	ground block
释义	ground block [`grau̇nd ´bläk] ^{CIVIL ENGINEERING} A pulley fastened to the anchor log which changes a horizontal pull to a vertical pull on a wire line.
随便看	field artillery trainer fieldata code field brightness field capacity field changes field coil field curvature field delimiter field designator field desorption field-desorption mass spectroscopy field-desorption microscope field discharge field-discharge switch field distortion field effect field-effect capacitor field-effect device field-effect diode field-effect display field-effect phototransistor field-effect tetrode field-effect transistor field-effect-transistor resistor field-effect varistor

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