水轮机在额定水头下发额定出力时的运行工况。
在额定工况下运转时，机组蒸汽消耗率约为0。
指出在额定工况下，直燃机一次能效率要高于风冷热泵。
It is stated that the primary energy efficiency of DFAC is higher than ASHP under the rating condition.
对塔机的额定工况进行接触分析，得到其应力分析规律。
The contact analysis of tower crane rated operating state was performed and then the stress analysis rules were gained.
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