“protector block”的概念、定义、翻译、参考文献-科学参考

单词	protector block
释义	protector block [prǝ`tek·tǝr ´bläk] ^ELECTRICITY Rectangular piece of carbon with an insulated metal insert, or porcelain with a carbon insert, constituting an element of a protector; it forms a gap which will break down and provide a path to ground for voltages over 350 volts.
随便看	crystal mixer crystal momentum crystal monochromator crystal operation crystal optics crystal oscillator crystal oven crystal phase crystal photoeffect crystal pickup crystal plane crystal plate crystal projection crystal pulling crystal rectifier crystal resonator crystal sandstone crystal set crystal settling crystal shutter crystals of Venus crystal spectrometer crystal-stabilized transmitter crystal structure crystal symmetry

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