도요타 경적(警笛)이 고장났을때 고치는법. 테크놀로지아.
<iframe width="604" height="500" src="https://www.youtube.com/embed/yOleJipaZmE" title="빵빵이 테크놀로지아" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
<iframe width="604" height="500" src="https://www.youtube.com/embed/_SB8YVgdU8E" title="콘크리트 미장 작업 테크놀로지아!" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>

