бутлуурын гарын авлагын мэдээлэл
Гарын авлагын гүйлтийн зам VS цахилгаан гүйлтийн зам . Manual treadmill VS electric treadmill There are currently two types of treadmills an electric treadmill and the other is a manual treadmill Whether a manual treadmill or an electric treadmill is better depends on personal needs what kind of exercise effect you want to achieve and the cost performance