“二次能源”的概念、定义、翻译、参考文献-科学参考

单词	二次能源
释义	二次能源 Encyclopedia 理学能源释 secondary energy二次能源将处在原始状态的一次能源（如原煤、原油、天然气、太阳能、风能、海洋能、地热能）加工和转换成不同形态的能源。 Chemistry ＞能源化学＞能源＞释义 secondary energy二次能源
随便看	projective arc length projective assembly projective axiom projective base projective binormal projective bundle projective character projective class projective class group projective classical group projective classification projective closure projective collineation projective compactification projective cone projective configuration projective conic projective connected space projective connection projective coordinate projective coordinates projective coordinate system projective correlation projective correspondence projective cover

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。