The article tries to syncretize enterprise′s Life cycle with economic cycle and innovation cycle and products cycle and enterpriser life cycle to build multisynthetic cycle curvy as bell-curvy.
文章将企业生命周期曲线与经济周期、创新周期、产品生命周期、经营者生命周期等诸多周期曲线融为一体,综合建立多重性企业生命周期钟型曲线并进行分析。
By employing the gaseous oxygen as oxidizer and gaseous hydrogen as fuel,hot-firing tests were performed for aerospike nozzle and dual-bell nozzle test engines with altitude compensating features.
采用气氧作氧化剂、气氢作燃料,对具有高度补偿特性的塞式喷管和双钟型喷管进行了点火热试。