গুরুত্বপূর্ণ লিংক রাষ্ট্রপতির কার্যালয় (বঙ্গভবন) Inside the typical comprehension of the strong drive interaction as outlined by quantum chromodynamics, pions are loosely portrayed as Goldstone bosons of spontaneously broken chiral symmetry. That explains why the masses with the 3 varieties of pions are significantly under that of the other mesons, https://https-situspion786-com68900.wizzardsblog.com/26229862/pion786-for-dummies