plutonium 239
n.
a highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons
网络释义
短语
Plutonium-239 Solution钚
Plutonium-239 in Urine尿钚
composite body with plutonium-239钚
专业释义
英英释义
plutonium 239
n.a highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons
英汉双解大词典