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- Atomic hydrogen was formed as a breakup product of the ions. 作為這兩種離子分裂的產(chǎn)物，形成了原子狀態(tài)的氫。
- Hydrogen-induced delayed failure is due to atomic hydrogen instead of flaking. 車(chē)輪鋼的滯后斷裂由原子氫引起和白點(diǎn)無(wú)關(guān)。
- The effects of process of electrolytically deposited nickel on the active side of oxidizing atomic hydrogen on base current were investigated. 研究了鍍鎳的工藝對原子氫氧化活性表面的背景電流影響。
- The fantastic shapes are sculpted by winds and radiation from a hot, massive stars and the dominant red emission is due to atomic hydrogen gas. 這奇異的形狀是由熾熱大質(zhì)量恒星吹出的恒星風(fēng)和宇宙射線(xiàn)雕塑而成，其內占據主要成分的紅光是由氫原子放射出的。
- The atomic hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time interval. 氫脈澤是一種中、長(cháng)期穩定度最高的原子頻率標準。
- The absolute emission intensities of atomic hydrogen Balmer lines and Ar-750.4 nm as a function of gas flow rates of H2 have been discussed respectively. 詳細研究了氫原子譜線(xiàn)(Balmer線(xiàn)系)和氬原子譜線(xiàn)(750.;4 nm)的相對強度與氫氣流量、微波輸入功率以及放電氣壓之間的關(guān)系；
- Image data acquired with a hydrogen alpha filter adds other remarkable features to this wide angle cosmic vista-- pervasive tendrils of energized atomic hydrogen gas and portions of the surrounding Barnard's Loop. 這幅透過(guò)氫-阿爾發(fā)濾鏡所拍攝的影像，讓無(wú)所不在的原子氫云氣和部份的巴納德環(huán)現形，成為這幅廣角影像的其他精彩特色。
- The present work reports experimental determinations of atomic hydrogen in microwave discharge hydrogen plasmas formed from TM01 MW mode in an ASTeX-type reactor via optical emission spectroscopy by using Ar as an actinometer. 因此，對氫原子濃度的原位診斷是研究和改進(jìn)上述等離子體工藝過(guò)程的重點(diǎn)也是難點(diǎn)之一。 本文在分析了多種等離子體診斷方法后，采用了裝置簡(jiǎn)單、對等離子體沒(méi)有擾動(dòng)的發(fā)射光譜技術(shù)，通過(guò)Actinometry方法(以Ar做內標氣體)，對ASTeX型微波放電氫等離子體中的氫原子濃度進(jìn)行了原位測定。
- But some scientists have disputed Clementine's radar data, and the anomalous neutron emissions observed by Lunar Prospector could have been caused by atomic hydrogen in the lunar soil instead of ice. 但是有些科學(xué)家卻對克萊門(mén)蒂號的雷達觀(guān)測資料存疑，此外月球探勘者號所觀(guān)測到的中子異常放射，也有可能是來(lái)自于月球土壤中的氫原子而非冰層。
- Driving forces for diamond and graphite growth in CH4/H2 mixtures are calculated in consideration of activated effect of super-equilibrium atom hydrogen on graphite under 4.8 kPa pressure. 以CH4／H2體系為例，研究了氣相生長(cháng)金剛石和石墨的驅動(dòng)力隨溫度和CH4的摩爾分數的變化情況若不考慮超平衡氫原子的作用，則石墨的生長(cháng)驅動(dòng)力總是大于金剛石的生長(cháng)驅動(dòng)力；
- atomic hydrogen emission spectrum 氫原子發(fā)射光譜
- atomic hydrogen welding apparatus 原子氫焊接機
- atomic hydrogen welding electrode 原子氫焊電極
- Water contains hydrogen and oxygen. 水含有氫和氧。
- We have three periods of chemistry a week. 我們一星期三節化學(xué)課。
- The atom bomb is of catholic concern. 原子彈受到普遍的關(guān)注。
- The scientist probed into the secrets of chemistry. 這位科學(xué)家探索了化學(xué)的種種奧秘。
- Chemistry was her favourite subject at school. 她上學(xué)時(shí)最喜歡化學(xué)。
- That cannot get up an atom of sympathy for them. 那并不能激發(fā)起人們對他們的絲毫同情。
- The ship was sunk by an atomic submarine. 這艘船是被一艘核潛艇擊沉的。
