而冲量耦合系数对点火区与聚光系统内表面的距离及喷管长度等参数并不十分敏感。
And the impulse coupling coefficient is not sensitive to nozzle length and the distance between ignition zone and inner surface of nozzle.
分析了聚光器的特性并给出了全息元件的设计参数和制作方法。
The properties of the photovoltaic, concentrator are analysed, and the design parameters and method of making the holographic element are also given.
计算了聚光器的性能参数和光纤传输损耗。
The condenser performance parameters and the optical fiber transmission loss are computed.
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