在某一特定时间内,有关文件变化的一种记录。
假设温度恒定时,由波长的偏移量就可得出应变的变化。
Assume the temperature to be constant, the strain can be gotten measuring wavelength drift.
当温度很高且变化不定时,电流的变化规律呈明显的随机性。
When temperature is high and unstable, the current changes with randomness.
宽高比一定时 ,翼高和翼宽的变化会影响换热的效果。
The results show the change of height and width could affect heat transfer.
宽高比一定时 ,翼高和翼宽的变化会影响换热的效果。
The results show the change of height and width could affect heat transfer.
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