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- We think of a nucleus as made up of neutron and proton. 我們認為原子核是由中子和質(zhì)子構成的。
- We think of a nucleus as make up of neutron and proton. 我們認為原子核是由中子和質(zhì)子構成的。
- We think of a nucleus as made up of neutron and proton . 我們認為原子核是由中子和質(zhì)子構成的。
- This is accomplished by means of neutron absorbers or moderators. 這可使用中子吸收劑或慢化劑來(lái)達到。
- The short lifetime of neutron tube limites its application. 中子管的工作壽命短限制了它的使用。
- The properties of neutron stars are investigated in the frame work of RMF. 利用我們改進(jìn)的相對論平均場(chǎng)理論對中子星的性質(zhì)進(jìn)行了深入研究。
- The sum of the number of neutrons and protons in an atomic nucleus. 原子核中中子和質(zhì)子數之和。
- It is still used for some radiography and as a source of neutrons. 在某些輻射照相術(shù)中還在使用鐳,作為中子源。
- It is for this reason that hydrogen, e. g. as water, is an important constituent of neutron shields. 由于這一緣故，氫（例如水）便成為中子屏蔽體的一個(gè)重要組成部分。
- Astronomers knew several examples of neutron stars that lie within supernova remnants. 天文學(xué)家早就知道好些個(gè)位在不同超新星殘骸里的中子星。
- The only things more dense are black holes, as a teaspoonful of neutron star matter would weigh about 100 million tons. 比它密度再大的就只有黑洞了，只需要一勺匙中子星的質(zhì)量就可以達到100萬(wàn)噸。
- The stability of neutron yield is an important characteristic index of a C/O tool for ensuring its logging quality. 中子產(chǎn)額穩定性是保證碳氧比能譜測井質(zhì)量的儀器重要指標之一。
- For M15, the HST astronomers relied on an earlier estimate of the number of neutron stars in the cluster. 對于M15，哈勃空間望遠鏡的結論建立在早期對其中中子星數量的估計之上。
- The description of neutron halo is introduced,and the 1+3 quasiparticle-vibration coupling model is put forward. 全面地介紹了中子暈核;并提出了解釋暈核能級結構的1+3準粒子-核心四極振動(dòng)耦合模型.
- How can I persuade you of my sincerity? 我如何能夠讓你相信我的誠意？
- There is a vein of melancholy in his character. 他的性格中有少許憂(yōu)郁的氣質(zhì)。
- A bowl of hot chicken soup is good for you. 喝一碗熱雞湯對你有好處。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽團。
- This strain of wheat can grow during a cold spring. 這種小麥可以在寒冷的春天生長(cháng)。
- Under condition of floating power supply pluse width modulation autocontrol is used to stabilize operation of neutron generater in high temperature circumstance. 在懸浮式系統中采用脈寬調制式氣壓自動(dòng)控制，保證了中子發(fā)生器能在高溫條件下穩定工作。
