narrow gun窄径电子枪narrowadj.有限的；狭窄的；精密的；度量小的n.海峡；隘路；狭窄部份v.变窄narrow-band-selective voltmeter窄带选择性伏特计narrow-sense religion infihrition一般宗教渗透narrowband interference suppression窄带干扰抑制narrow-linewidth single frequency窄线宽单频narrowed and widened room structure收放空间的结构narrow-beam absorption coefficient窄束吸收系数narrow-band transmission equipment窄带雷达情报传输设备narrow-band mixture Gaussian noise窄带混合高斯噪声narrow band noise stimulus generator窄带噪声刺激发生器narrowing of the drinking repertoire饮酒方式变窄