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- larmor precession frequence 拉菲尔旋进频率
- Larmor precession frequency 拉莫尔进动频率
- The device can measure the oscillator frequency when the resonance occurs, get the magnetic induction based on the Larmor precession formula, and display it by the Liquid Crystal Display (. 通过对共振点处边缘振荡器的振荡频率进行测量,由单片机根据拉莫进动公式计算出磁感应强度,送液晶显示器输出。
- Keywords magnetic resonance imaging;nuclear spin;Larmor precession; 磁共振成像;核自旋;拉莫尔进动;
- nuclear angular precession frequency 核角进动频率
- Larmor precession 拉莫尔旋进,拉莫尔进动
- The flow field of the precessing jet is obtained by a hot wire anemometer at the nozzle exit and the precession frequency is identified from a power spectrum density analysis to the velocity signal. 用热线风速仪测量出口射流的速度并进行功率谱分析,得到旋进射流的频率及流场特性。
- To move in or be subjected to precession. 产生进动向前运动或被驱向前
- To move inor be subjected to precession. 产生进动向前运动或被驱向前。
- This gyroscopic motion is called precession. 此陀螺运动叫做进动。
- This movement is called precession. 这一移动称为岁差。
- Forecasting high frequence load by time sequence method. 运用时间序列技术预测高频负荷。
- And calculated the anomalous precession of the orbit of Mercury. 计算出水星轨道进动的。
- He then accounts for the precession of the equinoxes. 然后他解释分点岁差。
- It goes backward, and is therefore called a precession. 它有前向后推，因此称做一个岁差。
- In the third chapter, precession cone semi-angle is discussed. 第三章主要讨论进动锥角的问题。
- The results show that the frequence of acid snow is different every year,but. 结果表明，降雪的酸雪频率各年均有不同，但都比同季中降雨的酸雨频率低；
- Spacecraft tracking could look for a similar precession of Mars's orbit. 利用追踪太空船，也可以找寻火星轨道类似的进动。
- Sir Joseph Larmor, an Irish mathematician, proposed in 1919 that it was generated spontaneously by the swirling of molten metal inside the planet. 1919年，爱尔兰的数学家约瑟夫?拉莫尔提出它是随着地球内部已溶金属（导电流体）的旋转而自然形成的。
- Each observation could have been weighted inversely as the distance or as the square root of the frequence. 每次观测可以倒过来加权作为距离或作为频率的平方根。
