光固定衰减器是一种可根据工程需要提供不同衰减量的精密器件.
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The point of degradation, due to attenuation or distortion, at which a signal becomes unusable.
由于衰减或失真使得信号变得不能使用的那个退化点.
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The attenuation distance and transmittance are connected together, they influence each other.
衰减距离attenuation) 和能见度(transmittance)是联系在一起的, 并相互影响.
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Elastic energy attenuation degree and plastic energy change rate were defined.
定义弹性能衰减度和塑性能变化率.
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The Color, Multiplier and Attenuation parameters can all be animated over time.
颜色, 放大器和减弱器都可以超时绘制.
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At least, this may explain the local school safe education some attenuation.
至少, 这可以说明当地学校的安全教育有些弱化.
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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.
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Ultrasonic attenuation capacity of cellular Al alloy foam were studied.
研究了闭孔泡沫铝合金孔结构参数对其超声衰减性能的影响.
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Note that the polyethylene cables offer much lower attenuation than PVC cables.
请注意,聚乙烯电缆比PVC( 聚氯乙烯)电缆具有低得多的损耗.
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Requirements of passband ripple, stopband attenuation, and achieve a minimum order.
要求通带波纹, 阻带衰减, 并用最小阶数实现.
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Slow attenuation property of electromagnetic energy is confirmed by experiments.
用实验直接验证了瞬态电磁波的慢衰减特性.
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面积组合设计得合适,不论噪音的传播方向如何,都能产生充分的压制效果.
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Attenuation of AOB in the experimental group was less than the control group ( P < 0.05 ).
AOB实验 组在形成基质矿化时的衰减比对照组和空白组少 ( P<0·05 ).
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极佳的低频段衰减特性, 具有良好的共模和差模干扰抑制性能.
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Ocean sound speed, attenuation , suspended sand size and so on are all important ocean parameters.
海洋声速、声衰减 、 温度、盐度、悬浮物等都是海水的重要参数.
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