| 1. | Angular momentum is an axial vector quantity .
角动量是一种轴矢量。
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| 2. | Isospin is a vector quantity .
同位旋是矢量。
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| 3. | A vector quantity is an entity with a magnitude and a direction in space .
矢量是空间中既具有大小又具有方向的量。
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| 4. | Two vector quantities which are equal need not have the same physical effect .
两个相等的矢量并不一定有相同的物理效果。
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| 5. | A vector quantity is one whose direction as well as its magnitude is significant .
矢量是一个其方向和其大小同样有意义的量。
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| 6. | A vector quantity whose magnitude is a body ' s speed and whose direction is the body ' s direction of motion
速度一种向量，其量值为物体的速率，其方向为物体运动的方向
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| 7. | 3 . use characteristic vector quantity of normal situation with leak characteristic vector quantity of situation compare , adopting valve method determinant the leakage of pipelines
本文应用正常情况下的特征向量与泄漏情况的特征向量进行比较，并且采用阀值的方法判断泄漏故障的发生。
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| 8. | It synthesizes the excellence of wave coding and parameter coding , adopts vector quantity , analyse - synthesize , perceptual weighting , therefore , gains good speech coding quality at 8kbit / s . cs - acelp can be used in individual telecom , iphone , c / n , microwave telecom and isdn
Cs - acelp算法综合了波形编码和参数编码的优点，以自适应预测编码技术为基础，采用了矢量量化、合成分析和感觉加权等技术，在8kbit / s速率上获得了较高的语音编码质量。
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| 9. | Compared with the pressure hydrophone , vector transducer can provide both the information about pressure ( scalar quantity ) and particle velocity ( vector quantity ) of the sound field , which offers more possibilities for signal processing . so vector transducer and its signal processing have attracted the attention of researchers both native and foreign . in this thesis , a method of correlation equations for pressure gradient transducer is presented , and the estimation of multi - signal parameters with single vector transducer is given
与传统的声压水听器相比，矢量水听器既能获得声场中的声压这一标量信息，又能获得声场中质点振速这一矢量信息，这为其信号处理带来更大的空间，因此矢量水听器及其相应的联合信息处理技术日益成为国内外科技工作者们研究的热点。
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