Wide frequency band, high power, low losses and wide temperature coefficient are the developing trends of microwave ferrite materiel.
微波铁氧体材料的发展趋势是宽频带、功率、损耗、温度系数。
Simultaneously, correction coefficient curves of electric losses of shield are given.
给出了定子屏蔽套电损耗计算修正系数曲线。
Based on new experimental data at home in recent years, the approximate value of mean value coefficient and the practical formulas for computing prestress losses are presented.
根据近年来国内新的试验资料，提出了中值系数的近似位以及相应的预应力损失实用计算公式。
Wide frequency band, high power, low losses and wide temperature coefficient are the developing trends of microwave ferrite materiel. Good material can optimize the performance of devices.
微波铁氧体材料的发展趋势是宽频带、大功率、低损耗、宽温度系数。
This thesis investigated transonic cascade of a certain compressor in order to increase the static pressure ratio of the cascade and reduce the coefficient of the cascade losses.
本课题以某型压气机的跨音速叶栅为研究平台，以提高叶栅静压增压比，减少叶栅流动损失为目标。
This thesis investigated transonic cascade of a certain compressor in order to increase the static pressure ratio of the cascade and reduce the coefficient of the cascade losses.
本课题以某型压气机的跨音速叶栅为研究平台，以提高叶栅静压增压比，减少叶栅流动损失为目标。
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