“frostless period in China”的概念、定义、翻译、参考文献-科学参考

单词	frostless period in China
释义	frostless period in China Encyclopedia 理学中国的气温释 frostless period in China中国的无霜期一年内终霜日与初霜日之间的持续日数。一年中春季最后一次出现白霜的日期称终霜日，秋季第一次出现霜的日期为初霜日。无霜期长短不含初、终霜日，各年的无霜期差异很大，通常以其多年平均值表示。
随便看	standard of surveying and mapping standard of test methods for thermal environment of building Standard of Ur Standard Oil Company standard one-zone model standard on fire safety evacuation standard operation procedure for pharmaceutica control standard order standard orthogonal basis standard output file standard padding cloth standard parabolic subalgebra standard parabolic subgroup standard parallel standard part standard partial regression coefficient standard part test standard penetration test standard penrtration test Standard Performance Evaluation Corporation standard period standard platinum resistance thermometer standard play standard plot standard polynomial

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