简介:Onaroll:BurkeE.Porterintroducescustomer-configurablerolltestsoftware.Ontology-basedstatespacemodelgenerationforautomaticdesignofsequencecontrolprogram.Operationalfaultdiagnosisofmanufacturingsystems.Packetsequencecontrolalgorithminanopticalpacketrouterwithsharedbuffers.Panel-MountedControllerwithintegratedDisplayandOperationFunctions.
简介:在“It+be+时间+从句”结构中,引导从句的从属连词有before,that,since,until(till),when等。这一结构是近几年高考常考的知识点,现将它们的用法小结如下: