论文部分内容阅读
1.下列核反应或核衰变方程中,符号“X”表 示中子的是() (A)呈Be+造He一‘若e+x. (B)’赓N+造He一‘孟O+x. (e)“昌合Hg+占n一“9葺Pt+2}H+x. (D)“弓;u一“考;Np+X. 2.为了强调物理学对当今社会的重要作用 并纪念爱因斯坦,2004年联合国第58次大会把 2005年定为国际物理年.爱因
1. In the following nuclear reaction or nuclear decay equation, the symbol “X” indicates that the neutron is () (A) Be+He is a ’if e+x. (B)’ 赓 N+ makes He a’ Meng O+x. (e) “Chang Hg+ accounts for n” “9葺Pt+2}H+x. (D) “Bow; u one” exam; Np+X. 2. To emphasize the important role of physics in today’s society and commemorate Einstein, the 58th United Nations General Assembly in 2004 designated 2005 as the International Year of Physics. Ein