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突变压力
mutation pressure
- 她生活中的任何压力和突变过去会将它送入心理上的混乱。
Any stress or sudden change in her life at one time would send Saks into a tailspin psychologically. - 该模型将变量液压泵等效为液阻、压力突变、恒流源构成的一般液压元件。
By the new model, a variable displacement hydraulic pump is simulated by the ordinary hydraulic component with hydraulic resistance, abrupt pressure change and invariable flow. - 约翰逊：还有，最先进的物种，比如人类和类人猿，是数百万年前物竞天择的压力和基因突变两者结合作用下的产物。
Another thing: the most developed species, like humans and apes, are products of a very specific combination of selection pressures and genetic mutations over millions of years.
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