例如跟踪雷达天线的风力负载是由一个随时间变化的平均速度成分与迭加的随机阵风组成的。
The wind loading of a tracking radar antenna, for example, results from a mean velocity component that varies with time plus superimposed random gusts.
测绘了切削温度、后刀面磨损量与切削时间或切削速度的关系曲线，分析了刀具前、后刀面显微磨损、破损形貌和化学变化。
Cutting temperature, relation curves of wear with cutting time and cutting speed, microscopic features and chemical changes of rack face and rear face of the tin coated tool were measured.
特征反应时间随射流速度的变化斜率与燃气流量相关。
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