词汇	slow relay
释义	slow relay 慢速继电器
随便看	a bout of toothache a bout of work about on About one fourth of the earth is dry land About one hour About one-hundred-eighty centimeters about one hundred shells About one month about ones ears about one's ears about one's person about only about/on your person about or circa about order about organizational management about our ears About Our Staff and Pier About our staff working backstage about page about pages About Penetration Index of Asphalt About Phenomena Famous For Poems about phosphate and compound fertilizer About PIF Editor