通过观察存在于极端环境下的生物,研究人员发现液态水只能在有限范围内的温度和压力下供生物使用这些发现会让科学家对外太空生命的搜寻集中到太阳系来。 莱恩威弗说:“我们猜想在地球上找到的这些限制条件是限制所有以水为支撑的生命的基础。”
After compiling observations of life in extreme environments, the researchers found that liquid water in only a limited range of temperatures and pressures can support life.
这些零件仅仅用在受限制的条件下,诸如某些温度不能超过一定的限值,而且它们也只能用在这些特殊的条件下。
Such components are intended for use only under limited conditions, such as certain temperatures not exceeding specified limits, and shall be used only under those specific conditions.
所有AWWA钢管涂层标准都按照饮用水的最高温度指定,但是业主仍需要咨询厂家的涂层条件和限制。
All AWWA steel pipe coating standards are based on the maximum service temperature of potable water. The purchaser shall consult the coating manufacturer for conditions and limitations.
本文根据容器的压力试验目的,刘压力试验值、温度修正及其相应的限制条件进行讨论。
On the Basis of the purpose of the pressure test, the pressure test value, temperature, modification and the condition limitations were discussed in this paper.
在有限元分析模型中引入了牛顿迭代法,以使每一时间步长的末端温度满足某一限制条件而平衡收敛。
Newton Raphson method was introduced into the FEM analysis model in order to ensure that the solution of each iterative step would converge by means of satisfying some restrictive condition.
揭示了液体流率受管道结构等条件的限制,合理调节范围较窄,服装温度比效率不会很高,应主要靠调节进口液温来改变服装的散热量。
T he flow rate regulation range was too narrow, and the change of heat removing capacity depended on the change of inlet temperature.
揭示了液体流率受管道结构等条件的限制,合理调节范围较窄,服装温度比效率不会很高,应主要靠调节进口液温来改变服装的散热量。
T he flow rate regulation range was too narrow, and the change of heat removing capacity depended on the change of inlet temperature.
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