body wave backward 起踵后波浪
backward wave magnetron 返波式磁控管 ; 回波磁控管
backward-wave crossed-field amplifier 返波正交场放大管
backward wave [电子] 返波 ; 后向波 ; 逆向行波
backward wave tube 返波管 ; 回波管
backward wave amplifier 返波放大器 ; 回波放大器
backward-wave oscillation 返波自激振荡
backward-wave 负序波
backward wave mode 返波模式
Researchers say that a "backward traveling wave" can explain why traffic jams sometimes appear seemingly out of nowhere. Cynthia Graber reports.
研究人员称“反向驾驶浪潮”能够解释为何交通阻塞有时候似乎好像无缘无故的出现。
The prospective market will be scientific and normalize gradually. Like a mighty wave crashing on a sandy shore, some enterprises with backward management and poor specialty level will be washed out.
未来的市场将会逐步科学和健康化，商场如同大浪淘沙，那些管理落后、专业水平低的企业终将被市场所淘汰。
Third-order susceptibility has been determined by the ratio of the input probing beam in tensity to the backward wave intensity in four-wave mixing.
通过测量后向反射波与入射波的强度比，可以确定介质的三阶极化率。
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