... flame propagation 火焰的传播 propagation length 传播距离 propagation delay 传播延迟 ...
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（4 分） 传播距离(distance of spread)是指病害从菌源中心向四周扩散蔓延的距离，病害传播距离 是病原物传播体的有效传播距离，不仅包括传播体的物理传播，还要考虑传播...
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最远传播距离 the furthest distance of disease Spread
·2,447,543篇论文数据，部分数据来源于NoteExpress
波频率越低，其传播距离越远、穿透性越强。
The lower the frequency of the wave, the farther it can travel or penetrate physical objects.
球面扩散使波的能量与传播距离的平方成反比。
Spherical divergence decreases energy with the square of the distance.
音乐保存极为有限，传播距离和传播方向也极为有限。
There was a severe limitation to the extent of music preservation as well as to the distance and directions of music transmission.
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