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- It was further generalized to the computation of multigroup neutron transport, considering the surface huckling aud the external neutron sources. 从而给出了无独立源、均匀无限半空间问题中子输运方程的精确渐近解。
- When the neutron decay constant is measured in the zero power assembly, the DT external neutron measurement system (scintillator photomultiplier tube detector ST-PMT) may provide trigger-signal and time correlationship. 摘要在零功率堆上进行了衰变常数测量实验中，建立外中子源DT中子测量系统可以为物理诊断系统提供触发信号和时间关联信号。
- He is just listening in external of that room. 他正在那房间的外面留神听着。
- This news program only covers external events. 这一新闻节目只报道国外消息。
- She sets great store by external politeness. 她很注重表面的虚礼。
- external neutrons 外部中子
- A proton or a neutron, especially as part of an atomic nucleus. 核子质子或中心，尤指作为原子核的一个组成部分
- Fast neutrons are also captured by nitrogen. 快中子也可以被氮吸收。
- Nuclei are composed of protons and neutrons. 原子核是由质子和中子构成的。
- Our external trade has expanded during recent years. 我国的对外贸易近几年来有所发展。
- Neutrons act differently from protons. 中子的作用不同于质子。
- He judge people by mere external clothes rather than internal character. 他判断人只靠着外表的衣服而不是内在的品格。
- Proton and neutron form a charge doublet. 质子和中子构成电荷双重态。
- The metal or plastic external structure of a motor vehicle. 车身机动车的金属和塑料的外部结构
- Protons and neutrons have about the same mass. 质子和中子的质量差不多相等。
- The neutrons and protons form the core of the atom. 中子和质子构成了原子核。
- Its most common form, or isotope, has 146 neutrons. 它最常见的形式或者同位素有146个中子。
- We irradiate the desert with slow neutrons. 我们用低速中子照射整个沙漠。
- External torques arise from outside the system. 外转矩是由系统外部生产的。
- The nucleus was unable to capture neutrons. 核子无法捕获中子。
