被控告的這些男子受到相對(duì)較輕的判決。The accused men have been given relatively light sentences.較輕的推進(jìn)器采用液態(tài)氫, 較重的采用自燃推進(jìn)劑.The lighter version used liquid hydrogen, the heavier used hypergolic propellants.這些比較告訴我們,土星由較輕的物質(zhì)構(gòu)成.These comparisons...