“low-frequency current”的概念、定义、翻译、参考文献-科学参考

单词	low-frequency current
释义	low-frequency current [`lō ´frē·kwǝn·sē `kǝ·rǝnt] ^ELECTRICITY An alternating current having a frequency of less than about 300 kilohertz.
随便看	flash point flash process flash radiography flash ranging flash-ranging adjustment flash reconnaissance flash ridge flash roast flash separation flash set flash smelting flash spectroscopy flash spectrum flash steam flash tank flash test flash trap flash vaporization flash vessel flash welding flask flat flat arch flat-back stope flatbed laser scanning

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