这里有两个不确定因素-，也就是时间和距离的不确定性。
So there are two uncertainties involved — the distance and the timing uncertainty.
在时间平均小波谱和小波包能量法中，分别以各自确定的欧式距离作为后桥质量检测的阈值。
The methods of Time Averaged Wavelet Spectrum and Wavelet Packet Energy can respectively determine its own Euclidean distance as the only quality inspection threshold of the Rear Bridge.
该设计是以空气中超声波的传播速度为确定条件，利用超声波反射时间为参数来测量待测距离。
The design is based on the velocity of the air ultrasound to determine the conditions for the use of ultrasound reflection time parameters to measure the unknown distance.
然后计算训练序列与标准步态模型之间的动态时间规整距离，确定阈值。
Thresholds are determined by dynamic time warping (DTW) distance between training sequences and standard model.
而通过图像特征向量之间的距离来确定聚类个数的方法，能在较短的时间内提供较为准确的检索结果。
The way, which is to determine the number of clustering by the distance between the image feature vectors, could provide more accurate retrieval result in a shorter time.
飞机上的一种无线电导航设备，通过测量电波往返飞机和预选地面（DME）台之间所需要的时间来确定两者间的距离。
A radio navigational aid for determining the distance from a selected DME ground station by measuring the time of transmission to and from it.
飞机上的一种无线电导航设备，通过测量电波往返飞机和预选地面（DME）台之间所需要的时间来确定两者间的距离。
A radio navigational aid for determining the distance from a selected DME ground station by measuring the time of transmission to and from it.
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