Prices fluctuate, in response to harvests, natural disasters and political instability; and when they rise, it takes some time before new sources of supply become available.
价格会随着收成、自然灾害和政治不稳定而波动；当价格上涨时，需要一段时间才能找到新的供应来源。
The exhaust gas temperatures rise and variation during EUIII test cycle and its impact on the light-off time, ceramic temperature, dynamic response behavior and emission results were studied.
试验研究了摩托车在EUIII测试循环工况下的排气温度变化，以及对于两种氧传感器起燃时间、陶瓷体温度变化、动态响应特性和排放的影响。
In this paper the relationship between the elastic and inelastic seismic displacement responses of high-rise buildings is studied by time history response analysis.
通过高层结构弹性和非弹性地震时程反应分析，研究了两者的位移反应关系。
In this paper the relationship between the elastic and inelastic seismic displacement responses of high-rise buildings is studied by time history response analysis.
通过高层结构弹性和非弹性地震时程反应分析，研究了两者的位移反应关系。
应用推荐