ADJ (of a body or system) having a state of apparent equilibrium although capable of changing to a more stable state 相对稳定的
N a metastable atom, ion, molecule, or nucleus 相对稳定的原子、离子、分子或核子
A system of metastable helium atom beam source has been developed.
研究设计了一种亚稳态氦原子束源系统。
The metastable propagation rate of crack is approximately a constant in a certain size range.
在一定尺寸范围内，裂纹的亚稳扩展速率近似是常数。
Because gas hydrates are metastable, changes of pressure and temperature may easily affect their stability.
天然气水合物是一种亚稳态物质，极易受到温度和压力条件的影响。
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