Ch\u01b0\u01a1ng 7 – B\u00e0i 36: N\u0103ng l\u01b0\u1ee3ng li\u00ean k\u1ebft c\u1ee7a h\u1ea1t nh\u00e2n. Ph\u1ea3n \u1ee9ng h\u1ea1t nh\u00e2n<\/a><\/blockquote><\/iframe>