According to this model the instability process in plasma consists of two phases, namely, the thermal explosive phase and the steady annihilation phase.

按照这种模型，等离子体的不稳定过程包含两个相，即热暴发相和稳定湮灭相。

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Investors now worry that mobile telecoms is merely a low-growth utility, rather than an industry on the verge of a new phase of explosive expansion.

ECONOMIST: How much longer can things go on getting worse?