In the case of constant load, the energy release rate will increase with time until it reaches a higher limit value.
在常载荷的情况下，能量释放率将随时间而增长，直到它达到某一较高的极限值。
In the case of constant displacement, the energy release rate will decrease with time, until it reaches a lower limit value.
在常位移的情况下，能量释放率将随时间而减少，直到它达到某一较低的极限值。
The main conclusion is that: When the temperature field in the crack surface is uniform, the energy release rate will decrease with time, until it reaches a lower limit value.
其主要结论是：当裂纹面内的温度埸恒定时，能量释放率将随时间而减少，直至某一较低的极限值。
The main conclusion is that: When the temperature field in the crack surface is uniform, the energy release rate will decrease with time, until it reaches a lower limit value.
其主要结论是：当裂纹面内的温度埸恒定时，能量释放率将随时间而减少，直至某一较低的极限值。
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