百度试题 结果1 题目30 years ago, scientists___the theory that protons and neutrons are composed of three smaller particles.相关知识点: 试题来源: 解析 came up with 反馈 收藏
Scientists have()the theory that protons and neutrons are composed of three smaller particles. A. kept up with B. put up with C. came up with D. caught up with 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 ...
30 years ago, scientists came up with the theory thatprotonsand neutrons are composed of three smaller particles. 30年前,科学家们提出了质子和中子是由三种更小的粒子组成的理论。 柯林斯例句 Neutrons andprotonsare bound together in the nucleus of an atom. ...
题目 The nucleus of the atom is composed of swiftly moving protons and neutrons that are___together by very strong forces. (A) mixed (B) propelled推进(C) pounded打击(D)bound 相关知识点: 试题来源: 解析 held 反馈 收藏
百度试题 题目The nucleus of the atom is composed of swiftly moving protons and neutrons that are held together by very strong forces. A.mixedB.propelledC.poundedD.bound 相关知识点: 试题来源: 解析 D 反馈 收藏
百度试题 结果1 题目 The nucleus of an atom is composed of swiftly moving protons and neutrons that are___together by very strong forces. 相关知识点: 试题来源: 解析 held 反馈 收藏
16.Unfortunately hadrons, such as protons and antiprotons, are made of smaller bits called quarks. 不幸的是,强子,比如质子和反质子,是由名为夸克的更小单元所组成的。 17.30 years ago, scientists came up with the theory that protons and neutrons are composed of three smaller particles. ...
The nucleus of an atom as composed of swiftly moving protons and neutrons that are ___ together by very strong forces. A. 国极型形况需油住车已国极型形况需油住车已combined国极型形况需油住车已国极型形况需油住车已 B. 种说种说mixed种说种说 C. 如等王达少例节每但华发如等王达少例节...
结果1 题目 The nucleus of the atom is composed of swiftly moving protons and neutrons that are___together by very strong forces. (A) mixed (B) propelled推进(C) pounded打击(D)bound 相关知识点: 试题来源: 解析 held 反馈 收藏
The stable, positively charged nucleon, having a mass 1,836 times that of an electron and being a baryon composed of two up quarks and one down quark. The proton is a basic component of all atomic nuclei and the nucleus of the protium isotope of hydrogen. ...