transmission attenuation

It has a rather high transmission frequency and low attenuation.

居有较高的传输频率和较低的衰减.

Atmospheric turbulence and attenuation play an important role in laser's transmission.

大气湍流与大气消光会给激光传输带来较大的影响.

The image reconstruction problem of linear attenuation coefficients is very difficult and central in transmission TGS.

在TGS透射 测量中,线性衰减系数值的图像重建问题是TGS的难点和核心问题.

Analyses the characteristics of transmission, natural attenuation, regeneration and superposition of noise.

分析了空调系统噪声的传递 、 自然衰减 、 再生和叠加特性.

Our aim is to design a filter having high selectivity and constant group-delay within the pass-band and according with the demand of equal pass-band attenuation ripple, to meet the requirements of distortionless transmission of television, facsimile and data signals.

目的在于设计一种具有高选择性，并满足通带衰减等波动要求、通带群时延恒定的滤波器，以适应电视、传真及数字信号等的无畸变传输要求。

Then a reference thermal image whose impact of transmission attenuation and load voltage can be neglected will be selected from the thermal images collected.

然后，从拍摄的多幅热像中，选取一幅传输衰减和负荷状态影响可以忽略的热像作为参考。

Ultrasonic transmission attenuation characteristic in muscular tissue is discussed in this paper.

探讨超声对肌肉组织超声传输特性.

The transmission zeros ( TZ) of Quasi-elliptic function filter could be placed in any position, so the attenuation out of band is controllable, then a high selection performance could get.

准椭圆函数滤波器的传输零点，可以位于阻带内的任意位置处，这能更加灵活地对滤波器的带外抑制度进行调节，其矩形系数可以做得很高。

Effect of fabrication error on FSS transmission performance attenuation of double screen cross loop slot

装配误差衰减双屏十字环FSS传输特性研究