핵심이보이는 전자회로

https://www.google.com/aclk?sa=l&ai=DChsSEwi-oJy9teiMAxWW1hYFHUmJKWIYACICCAEQBRoCdGw&ae=1&co=1&gclid=Cj0KCQjwtpLABhC7ARIsALBOCVq8Jjj-qimmm-nG1gPOKeyYtiUSRTxl1mTKghIYGt3sqt81vH6HrVoaAkcCEALw_wcB&sig=AOD64_0D0tYBzWN6dYvm-xzz-cG6TIlVZA&ctype=5&q=&ved=2ahUKEwiVnJe9teiMAxWEb_UHHWvvGnMQwg8oAHoECAMQFQ&adurl=https://link.coupang.com/re/SAGGMLSDP1%3FpageKey%3D8299580319%26ctag%3D8299580319%26lptag%3D10304982I23941459281%26itemId%3D23941459281%26vendorItemId%3D90963318566%26campaignid%3D21687111353%26adgroupid%3D%26gad_source%3D1%26gbraid%3D0AAAAAC3fSookbQ4wymmCDo1sOXudKq8sl%26gclid%3DCj0KCQjwtpLABhC7ARIsALBOCVq8Jjj-qimmm-nG1gPOKeyYtiUSRTxl1mTKghIYGt3sqt81vH6HrVoaAkcCEALw_wcB 전기회로 책 2만원에 드려요