FormanceCOCA²⁸⁰¹³⁶⁺⁵ 基本例句 喜康素含多种营养成分 The paper provides a detailed discussion on the theory of this new propulsion system, on the optimum design and calculation program, its construction, per formance. model testing and practical use. 本文就这先进推进系统的原理、优化设计计算程序以及系统的结构、性能、模型试验和实用化等作了阐述。 cnki