| 摘要 |
<p>A wind detection apparatus (1) is provided that is not expensive and can improve the directivity in the traveling direction. The wind detection apparatus includes: a main body (10) having a flow passage (11) that allow air to flow through and a shielding part (13) that shields part of the flow passage (11) in the circumferential direction with respect to the major axis direction of the flow passage (11); and a sound measuring device 12 that is arranged to be partially connected to the flow passage (11).</p> |
