Crystal aging is another important factor in causing frequency changes.
Frequency variations can be used to establish a phase relationship.
The air performance and efficiency are unaffected by frequency changes.
What are your thoughts about the frequency change?
Frequency change: Indicates that the power frequency changes more than 3 Hz.Combinations with other parts of speech
在1981年至2015年Rossby波断裂的频率变化.
Frequency change of Rossby wave breaking in 1981-2015.
Details of recurring findings and their change in frequency.
Table: Details of recurring findings and their change in frequency.
And(2) the precession frequency changes by a small amount, in a regular well-behaved manner.电网规范主要涉及输电系统电压和频率变化、故障事件、无功功率性能、安全安保等方面。
Grid codes aremainly concerned with transmission system voltage and frequency variations, fault events, reactive power capabilities, safety, and security.四)锻炼频率变化可以快慢结合,练习中先快做几次,再慢做几次;.
Fourth, exercise frequency changes: can be combined quickly and slowly, practice for a period of time, and then do it a few times;这个因相对运动而产生的频率变化与两物体的相对速度成正比。
The frequency change due to relative motion of the two objects is proportional to the relative velocity.四、锻炼频率变化:可以快慢结合,练习中先快做几次,再慢做几次;
Fourth, exercise frequency changes: can be combined quickly and slowly, practice for a period of time, and then do it a few times;这些异常可能包括低功率因数,电压变化,频率变化,和浪涌。
These abnormalities can include low power factor,voltage variations, frequency variations, and surges.例如,36GW可变频率变化为360-4000W,加热能力为300-6800W。
For example, the 36GW variable frequency change is 360-400W, and the heating capacity is 300-6800W.根据频率变化的大小,雷达测速仪可以计算出汽车接近和远离它的速度。
Based on how much the frequency changes, a radar gun can calculate how quickly a car is moving toward it or away from it.他们便开始想,“好吧天哪,你知道,我们注意到频率变化很小。
And they they start thinking,"Well gosh, you know,we're noticing small little frequency variations here.通过测量频率变化的悬臂,我们可以判断循环环的电流所产生的磁矩,说:“Budakian。
By measuring the frequency change of the cantilever, we can determine the magnetic moment produced by the currents circulating the ring," said Budakian.这就是“地感线圈”,技术关键是设计出的振荡器稳定可靠并且有汽车经过时频率变化明显。
The key to the technology is that the designed oscillator is stable andreliable, and the frequency changes significantly when the car passes.由于调制信号通常为频率变化的方波信号,因此,PFM也叫做方波FM.
Because it is always a square wave with changing frequency, PFM is also referred to as square-wave FM.而且,商品运输也会受到暴风雨和极端天气频率变化的影响。
Furthermore, commodity transportation would also be affected by a change in the frequency of storms and extreme weather.微多普勒效应将随时间推移而改变,这取决于目标的运动、引发时间和频率变化的信号。
The micro-Doppler effect will change over time depending on the motion of the target,causing a time and frequency varying signal.东芝已向国外提供BESS,通过减少频率变化帮助稳定电力供给。
Overseas, Toshiba has supplied BESS tocontribute to stable power supply by suppressing changes in frequency.ParyleneN是一种很好的介电材料,具有非常低的介质损耗、高绝缘强度以及不随频率变化的介电常数。
Parylene N is a good dielectric material with very low dielectric loss, high dielectric strength,and a dielectric constant that does not change with frequency.然而,中间的黑洞合并也可能释放一系列频率变化的波。
However, collisions of medium-sized black holescan also be the source of a series of variable frequency waves.
Estimates of changes in the relative frequency of small versus large animals;
Ultrasonic Analysis: for measuring changes in frequency that could indicate an issue.
This motion-based frequency change is known as the Doppler shift.
Acts when the frequency or frequency change rate of the electrical quantity reaches a predetermined value.