传播机理；
在此基础上，对科技传播机理进行了分析，为后面科技传播障碍研究作了理论上的准备。
And this is the preparation of further study on obstacles of scientific and technical commutation.
实际的机理与前面讨论过的企业到项目传播相类似。
The actual mechanism is the same as that for the previously discussed enterprise-to-project propagation.
声波传播的物理机理是什么？
What is the physical mechanism of the propagation of sound waves?
它的起源、发病机理、传播机制和途径尚不清楚。
It has been not known the disease origins, pathogenesis, transmission mechanisms and mode.
它的起源、发病机理、传播机制和途径尚不清楚。
It has been not known the disease origins, pathogenesis, transmission mechanisms and mode.
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