An environmental limit, as of temperature or radiation, beyond which a specified life form cannot survive.
指周围环境，如温度或辐射的极限。超出这个极限，某一特定的生命形式就无法生存。
Based on reliability theory, the calculation formula of specified life of linear rolling guide system is deduced. The result is of important engineering value.
根据可靠性原理，导出了滚动直线导轨系统额定寿命的计算方法，具有重要的工程应用价值。
When evaluating either maximum voltage or maximum current levels, the power rating of the relay must also be considered if the specified life is to be attained.
在评估最大电压或最大电流水平时，要想达到规定的寿命，则必须考虑继电器的功率额定值。
When evaluating either maximum voltage or maximum current levels, the power rating of the relay must also be considered if the specified life is to be attained.
在评估最大电压或最大电流水平时，要想达到规定的寿命，则必须考虑继电器的功率额定值。
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