Established in 1988, Beijing Haitian Dis. Kenyan Instrument Factory is an enterprise producing public security detectors with a history of more than a dozen years.是什么意思_Established in 1988, Beijing Haitian Dis. Kenyan Instrument Factory is an enterprise producing public security detectors with a history of more than a dozen years.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句