1.
The Design of Divide Frequency Implement of Hydrogen Maser Based on the FPGA;
基于FPGA的氢原子钟分频钟的设计
2.
RESEARCH ON METHODS FOR PREDICTING CLOCK ERROR BASED ON DOMECTIC HYDROGEN ATOMIC CLOCK
基于国产氢原子钟的钟差预报方法研究
3.
The research of the monitor system for hydrogen atomic clock
基于氢原子钟智能化监控部分的改进
4.
Design of Atomic Hydrogen Maser Remote Monitor System Based on Virtual Instruments;
基于虚拟仪器的氢原子钟远程监测系统
5.
The H maser's day stability reaches 2E-15/day at Shanghai Astronomical Observatory
上海天文台主动型氢原子钟的天稳好于2E-15
6.
Numerical analysis and design of novel microwave cavity for passive hydrogen maser
用于被动型氢原子钟的矩形磁控管微波腔的设计
7.
a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus.
带正电的氢离子，即常态的氢原子核。
8.
Hydrocarbons are molecules containing only hydrogen and carbon atoms.
碳氢化合物是只含碳原子和氢原子的分子。
9.
A hydrogen molecule consists of only two hydrogen atoms with the same atomic weight.
氢分子仅由两个原子量相同的氢原子组成。
10.
hydrogen maser frequency standard
氢激射型原子频率标准
11.
nozlle for atomic hydrogen hand welding equipment
原子氢手工焊设备喷嘴
12.
A molecule of ammonia is made up of one atom of nitrogen and three atoms of hydrogen.
氨分子包含一个氮原子和三个氢原子。
13.
All kinds of atoms, with the exception of hydrogen, has neutrons.
除了氢原子之外，一切原子都含有中子。
14.
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子含有两个氢原子和一个氧原子.
15.
RESEARCH ON CLOCK ERROR PREDICTION FOR ATOMIC CLOCKS LOADED ON GPS BLOCK IIR(M) SATELLITE CLOCKS
GPS Block IIR(M)星载原子钟钟差预报研究
16.
Calculation on the Confined Atoms and Molecules;
二维受限氢原子与氢分子离子性质研究
17.
So there are hydrogen and oxygen atoms in sugar.
所以糖里含有氢原子和氧原子。
18.
The oxygen atom is nearly 16 times as heavy as the hydrogen atom.
氧原子的重量几乎是氢原子的16 倍。