After primary press, the carbon fibers showed some directional distribution.
初压后，碳纤维在基体中的分布产生了一定的取向性。
Some components of the directional distribution of sound field can be calculated from the measured distribution.
根据测量的分布可推知被测声场方向性分布中的某些成分。
The directional characteristic of microphone is an important factor in the measurement of directional distribution of sound field.
传声器的指向性对声场方向性分布的测量有很大影响。
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