速度谱
spectrum speed test───频谱速度测试
spectrum───n.光谱；频谱；范围；余象
spectrum auction───频谱拍卖
spectrum webmail───光谱网络邮件
speed───v.快速运动；加速；促进；（使）繁荣；超速驾驶；（非正式）用兴奋剂成瘾；n.（Speed）斯皮德（人名）；n.速度，速率；进度；迅速；繁荣；感光度；排挡；（非正式）安非他明
aromantic spectrum───芳香光谱
radio spectrum───射频频谱; 射电谱
fluorescence spectrum───[光]荧光光谱
spectrum cable───频谱电缆
Tested vibration signal wave form analysis, speed spectrum matrix analysis, and shaft centerline orbit analysis are made.───测得了机组的振动量值，对测得的振动信号进行了波形分析、转速谱阵分析及轴心运动轨迹分析。
From the composite mission spectrum and the related rotating speed spectrum, the accelerated mission test spectrum can be derived.───综合任务谱和相应的转速谱的获得为推导加速任务试车谱奠定了基础。
increase in hull efficiency means 20 per cent less power is required throughout the speed spectrum - and less power used means less fuel used.───船体效率提高百分之30，意味着整个时速范畴中均可减少使用百分之20马力-减少马力即等于减少使用燃料。
Orthogonal multi-code speed spectrum system and analysis of its performance───正交多码扩频系统及性能分析
Turbulence integral scale and fluctuation wind speed spectrum of typhoon: an analysis based on field measurements───台风湍流积分尺度与脉动风速谱——基于实测数据的分析