英语词汇“null ephemeris table”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	null ephemeris table
释义	null ephemeris table 零值星历表
随便看	standby hand control standby heat stand-by heat standby heating standby heat source stand by heat source standby hydro unit standby indication stand-by indicator standbying standby instrument stand-by instrument standby lamp stand by lamp stand-by lamp standby launching probability stand-by letdown valve standby letter of credit stand by letter of credit stand-by letter of credit stand -by letter of credit Standby Letter of Credit Facility stand-by light standby lighting stand by lighting