光子吸收的能量激发了分子中的能量条件，使其从稳定态转入不稳定不兴奋态。
The added energy of the photon boosts the energy condition of the molecule from a stable state to a less-stable excited state.
讨论和分析了流道间隙、加热功率和入口过冷度对沸腾起始点、沸腾流态、换热系数、流动不稳定性和临界热负荷的影响。
The effects of gap size, heat flux and inlet subcooling on the boiling incipience, flow pattern, heat transfer coefficient, flow instability and critical heat flux were analyzed and discussed.
同时，嵌锂态时在电解液中较不稳定，有生成表面膜的趋势。
Meanwhile, a film inclined to form on the surface because inset lithium was not stable in the electrolyte.
原子激发态是不稳定的，其必然会自发地向低能级衰变，产生自发辐射现象。
Atom's motivated state in not stable, it inevitably disintegrate into the lower energy state, which makes the phenomenon of the spontaneous radiation.
本文证实李家峡水电站左底孔不存在阵发性不稳定流态问题，模型上的这种不良流态是模拟条件引起的。
This paper proves that there is no instable flow in the bottom outlet works in Lijiaxia Hydroelectric station and the instable flow in the several models is caused by the modeling condition.
系统受过度捕捞渔业影响很大，并存在营养级I利用效率低和渔业资源小型化、低值化等不稳定的幼态特征。
The ecosystem appears to be a young weak one caused by overfishing, with small and low-valued fishes dominated and low ecotrophic efficiency for trophic level I.
用线性化弗拉索夫-麦克斯韦方程分析了因对自洽的电子束平衡态引起扰动产生的不稳定性。
The instability analysis is based on the linearized Vlasov-Maxwell equations for the perturbations about a self-consistent beam equilibrium.
首先，完成了燃烧不稳定性主动控制的冷态实验研究。
Active control of combustion instability is tested on a cold model.
由实验与图像处理结果获得了“S”特性区的真实流态，讨论了“S”特性区不稳定流动的原因。
The flow patterns are analyzed according to the receorded video pictures. The unstable flow in S-shape characteristic region is discussed.
汽缸膨胀不畅和轴封漏汽使轴系热态中心不稳定导致轴系振动。
The shafting vibration is caused by non-stability of shafting thermal state center produced by impeded casing expansion and steam leakage of the shaft gland.
读者资源是一种活态资源，它具有隐性状态、资源流入不稳定、需馆员高智力投入、需适当激励措施等特征。
Reader resource is a kind of active resource, which lies in an implicit state, be in a dynamic resource flow, need librarians input high intellectual and need an appropriate motivation measures.
众所周知，当一个过程具有共振态、积分电路及不稳定设备传递函数的特点时，同样很难得到较好的闭环步进回应。
Also, it is well known that it is difficult to get good closed-loop step responses for processes with resonances, integrators and unstable plant transfer functions.
众所周知，当一个过程具有共振态、积分电路及不稳定设备传递函数的特点时，同样很难得到较好的闭环步进回应。
Also, it is well known that it is difficult to get good closed-loop step responses for processes with resonances, integrators and unstable plant transfer functions.
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