“integrated temperature,thermal time”的概念、定义、翻译、参考文献-科学参考

单词	integrated temperature,thermal time
释义	integrated temperature,thermal time Encyclopedia 农学积温释 integrated temperature,thermal time积温某一时段内的日平均气温对时间的积分，或某一时段日平均气温的平均值与该时段时间长度的乘积。由于日平均气温通常并非连续函数，实际工作中采取数值积分的计算方法，对相关时段内的平均气温进行逐日或逐时累加，但必须取复合单位℃•日或℃•小时。又称热时。
随便看	speed gradient speed increaser speeding driving speeding monitoring and recording system speed lens speed management speed measure speed measurement speed measurement technology speed of convergence speed of economic growth speed of light speed of light circle speed of order k speed of photographic plate speed of rotation of the ecliptic speed of sound speedometer speed pulser speed quality speed reducer with point-line meshing cylindrical gear speed regulation index for electric drive speed roller skating speed servo system speed skating

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