bottom quark
短语b夸克
词形变化
bottom quarks
复数
bottom quarks
别名
bottom
释义与例句
n.
-
1.
A quark having a fractional electric charge of -1/3 and a mass of about 4,100 to 4,400 MeV.
物理 -
2.
A quark having a fractional electric charge of -1/3 and a mass of about 4,100 to 4,400 MeV. Symbol: b
Symbol: b
物理