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- stationary wave ratio 驻波比
- VSWR.Abbreviation for Voltage Standing Wave Ratio. VSWR电压驻波比的缩写。
- VSWR? Voltage Standing Wave Ratio? 电压驻波比?
- Stationary waves are also produced in vibrating columns of air. 空气柱振动时也能产生驻波。
- The sound absorption coefficient of three kinds OSB wallboard were tested by the stationary wave method. 采用驻波管法测定了3种定向结构板(OSB)复合墙体的吸声系数;
- The sound absorption coefficiet of OSB was tested by the stationary wave method. The results showed that the OSB had good sound absorption property compared with brick and concrete. 采用驻波管法测定定向结构刨花板的吸声系数,分析比较了定向结构刨花板与砖、混凝土吸声性能的差异。结果表明,定向结构刨花板具有良好的吸声性能。
- It realized Multi-octaves broadband, flat intraband gain, low standing wave ratio, long linear range and dynamic range. 实现了多倍频程带宽、确保带内增益平坦、驻波小、线性范围和动态范围大。
- We prove that the answer of stationary wave under cyclic boundary condition that has double length of the monatomic chain is the same as the answer under reflecting boundary condition. 本文还证明了镜面反射边界条件的解与2 倍原子链长度循环边界条件下的驻波解是等价的,说明采用循环边界条件近似求解有它的合理性;
- The sound absorption coefficient of OSB was tested by the stationary wave method. The results showed that the OSB had good sound obsorption property compared with brick fand concrete. 采用驻波管法测定定向结构刨花板的吸声系数,分析比较了定向结构刨花板与砖、混凝土吸声性能的差异。结果表明,定向结构刨花板具有良好的吸声性能。
- As will be seen,an operation bandwidth from 2.4 to 11 GHz for stand wave ratio lower than 2,in which a frequency notched band from5.15 to 5.95 GHz,has been achieved. 结果显示该天线在2.;4到11GHz频段内驻波比小于2;在5
- Kennedy, J. F., 1961, Stationary waves and anti-dunes in alluvial channels, Rep. KH-R-2, Keck Lab. Hyd. And Water Resources, Calif. Inst. Tech., p146. 作者简介:梁志勇(1962-),男,山西晋城人,博士,高工,主要从事水力学、河流动力学、泥石流灾害与防治研究。
- WARNING: Standing Wave Ratios in excess of 2:1 may cause transmitter damage. 警告:当驻波比超过2:1可能会导致发射部件受损。
- The ray theory of geometric optics was applied to visually investigate the propagation of quasi stationary waves in time mean basic flow and interpret the zonal nonhomogeneity. 应用几何光学中的射线理论,直观地讨论了准定常波在时间平均基流中的传播,解释了定常波传播的纬向非均匀性。
- WARNING : Standing Wave Ratios in excess of 2:1 may cause transmitter damage. 警告:当驻波比超过2:1可能会导致发射部件受损。
- Demonstrating stationary wave on circular wire 环状金属线上驻波的演示
- Sedimentation Law under Stationary Wave 泥沙在驻波条件下的沉降规律
- Stationary Wave in a Rectangular Water Trough 矩形水槽中的驻波问题
- stationary wave absorption measurement 驻波吸收量度
- When choosing an RF switch system, some of the critical electrical specifications to review include crosstalk (path isolation), insertion loss, voltage standing wave ratio (VSWR), and bandwidth. 使用开关会不可避免地劣化测量系统的性能,因此考虑影响系统性能比较明显的几项关键参数就非常重要。
- stationary wave absorption meas-urement [电] 驻波吸收量度