例句與造句

1. Among the topics he did research upon were magnetic compounds, beta-quinone clathrate compounds, solid and liquid helium, solid hydrogen and deuterium, and various phase transitions such as order-disorder phase transitions in solid hydrogen.
2. As stated in " Physics Today " ( Moorjani 2001 ), the study led by Jen on the trapping of hydrogen atoms in a solid hydrogen matrix at liquid helium temperatures " allowed Norman Ramsey to infer the lifetime of hydrogen atoms bouncing around in the maser chamber and to conclude that the system will not be too lossy.
3. Jupiter is immense; its diameter at the equator is 44, 308 miles . ( Earth's diameter is 3, 961 miles . ) The planet is believed to have a rocky core about the size of Earth, surrounded by a thick layer of solid hydrogen that is crushed to metallic form by the great weight of the atmosphere above it.
4. Jupiter is immense; its radius at the equator is 44, 308 miles . ( Earth's radius is 3, 961 miles . ) The planet is believed to have a rocky core about the size of Earth, surrounded by a thick layer of solid hydrogen that is crushed to metallic form by the great weight of the atmosphere above it.
5. Using this machine in 1898, liquid hydrogen was collected for the first time, solid hydrogen following in 1899 . He tried to liquefy the last remaining gas, helium, which condenses into a liquid at  " 268.9 癈, but owing to a number of factors, including a short supply of helium, Dewar was preceded by Heike Kamerlingh Onnes as the first person to produce liquid helium, in 1908.
6. It's difficult to find solid hydrogen in a sentence. 用solid hydrogen造句挺難的
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