而变化

• The composition of fossil fuels varies with source, type, and degree of refinement .
  矿物燃料的成分随来源、种类和精选程度而变化。
• Steady flow means that the way in which the fluid moves does not change with time .
  稳定流动的意思是说流体流动状态不随时间而变化。
• Under this conditions a constant coefficient, independent of load, can be obtained .
  在此条件下，就能得到一个不随负荷而变化的恒定系数。
• Spatial and temporal variations in the air movement are desirable for fresh environments .
  空气运动随空间和瞬时而变化是新鲜环境的要求。
• These experiments suggest how different policy regimes cope with an uncertain world .
  这些实验演示了政策体系是如何随着世界的变化而变化的。
• The mechanical stability, varies with soil texture and with various phases of soil structure .
  机械稳定性随土壤的层理和土壤结构中各相情况而变化。
• Since the data are available on a quarterly basis we must first deseasonalize the time series .
  由于数据随季节而变化，所以必须对时间数列进行调整。
• In the ocean, the velocity of sound varies with the temperature, salinity, and depth of the water .
  在海洋中，音速随着水的温度、盐分和深度而变化。
• The "human error" involved is often considerable because sensitivity to different colors varies .
  由于视觉随不同颜色而变化，故常引入“人为的误差”。
• This vacuum, called intake-manifold vacuum, varies as the operating conditions change .
  这个真空叫做进气歧管真空。这种进气歧管真空随运转情况而变化。