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- neutral particle population 中性粒子数
- "If such a neutral particle exists," Rutherford had said in 1902, "it should be able to move freely through matter, and it may be impossible to contain it in a sealed vessel". 卢瑟福在1902年曾说：“如果存在这样一种中性粒子，它应该可以在物质中自由运动，而且没有一个封闭的容器能容纳它。”
- During natural condensation part of the particle population become activated and grow into cloud or fog droplets while the remainder remain inactivated. 在自然凝结过程中，部分粒子活化并生长成云或雾滴，而余下部分保持没有活化。
- He correctly interpreted this radiation as resulting from neutral particles. 他把这种辐射正确地解释成来自中性粒子的效应。
- Presents the method based on nonzero test principle proposed in China and the method based on minimum total particle population principle proposed abroad. 介绍了国内基于非零检验原则的方法和国外基于最少总粒子数原则的方法,根据两种方法计算了粒子计数器的最小采样量。
- A plasma is a quasineutral gas of charged and neutral particles which exhibits collective behavior. 等离子体是带电粒子和中性粒子组成的表现出集体行为的一种准中性气体。
- neutral particle mass spectrometer 中性粒子质谱仪
- Neutrons, being electrically neutral particles, do not produce ionization or excitation directly in their passage through matter. 中子是中性不带电的粒子，当它通过物体时并不直接产生电离或激发作用。
- He has a rather neutral character. 他品性平平。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- That country remained neutral in the war. 那个国家在那场战争中保持中立。
- There wasn't a particle of truth in what he said. 他说的没有一点真话。
- Put the gear lever in the neutral position. 把变速杆推到空挡的位置。
- There's not a particle of truth in her story. 她讲的没有一句实话。
- A desert has no settled population. 沙漠没有固定的居民。
- He pushed the handle into neutral. 他将手柄扳到空挡。
- The water was of a pale, neutral color. 这水是一片淡灰色。
- I haven't got one particle of race prejudice. 我没有丝毫的种族偏见。
- He remained neutral during the debate. 他在辩论中保持中立。
- There is not a particle of truth in his report. 他的报告没有一点真实性。
