![](/images/smile/71.jpg)
![](/images/smile/338.jpg)
![](/images/smile/135.jpg)
![](/images/smile/214.jpg)
![](/images/smile/116.jpg)
![](/images/smile/309.jpg)
![](/images/smile/37.jpg)
![](/images/smile/256.jpg)
Ингээд бутлагдсан чулуу нь тодорхой хугацааны дараа биеэс гадагшилдаг. Ийм эмчилгээ байгаа юм. Анх 1980 онд дэлхийд бөөрний чулууг зайнаас бутлах аппаратыг нээсэн. Үүнээс хойш 2000-аад он хүртэл дэлхийн хөгжилтэй орнуудад энэ технологи нэвтэрсэн. Манай улсын хувьд энэ аппаратны талаар ном зохиолоос л хардаг үе байсан …
![](/images/whatsapp.png)
![](/images/smile/135.jpg)
![](/images/smile/185.jpg)
![](/images/smile/118.jpg)
![](/images/smile/331.jpg)
![](/images/smile/168.jpg)
![](/images/smile/289.jpg)
![](/images/smile/25.jpg)
![](/images/smile/194.jpg)
![](/images/smile/165.jpg)
![](/images/smile/330.jpg)
![](/images/smile/13.jpg)
![](/images/smile/211.jpg)
![](/images/smile/165.jpg)
![](/images/smile/283.jpg)
![](/images/smile/77.jpg)
![](/images/smile/311.jpg)
![](/images/smile/118.jpg)
![](/images/smile/207.jpg)
![](/images/smile/125.jpg)
![](/images/smile/336.jpg)
![](/images/smile/62.jpg)
![](/images/smile/249.jpg)
![](/images/smile/150.jpg)
![](/images/smile/214.jpg)
![](/images/smile/123.jpg)
![](/images/smile/295.jpg)
![](/images/smile/60.jpg)
![](/images/smile/312.jpg)
![](/images/smile/165.jpg)
![](/images/smile/318.jpg)
![](/images/smile/24.jpg)
![](/images/smile/208.jpg)
![](/images/smile/138.jpg)
![](/images/smile/202.jpg)
![](/images/smile/125.jpg)
![](/images/smile/270.jpg)
![](/images/smile/81.jpg)
![](/images/smile/270.jpg)
![](/images/smile/7.jpg)
![](/images/smile/250.jpg)
![](/images/smile/119.jpg)
![](/images/smile/233.jpg)