英语词汇free space gain怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	free space gain
释义	free space gain 简明释义自由空间增益专业释义 1 动力与电气工程自由空间增益 2 医药科学自由空间增益 3 机械工程自由空间增益双语例句 1 Effects of a uniform magnetic field superposing a space-period magnetic field on the gain of the free-electron laser were analysed and calculations were carried out. 分析了在空间周期磁场的摆动器上，再迭加轴向均匀磁场后对自由电子激光器增益特性的影响，并进行了数值计算。
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