Uses the simplex winding polarity reversal method to realize the speed transformation.
采用单绕组变极方法实现速度变换。
A reversal method for error compensation of this system is provided so as to improve the measuring accuracy effectively.
文中提出了利用反转法对系统的误差进行补偿的原理和方法，有效地提高了系统的检测精度。
The finite element method is used to investigate the effect of a time reversal method on the guided wave inspection in pipes.
为克服现有导波检测技术对管道小缺陷检测的不足，给出了一种基于时间反转理论的管道缺陷超声导波无损检测方法。
This method is similar to the current-reversal method except that the measurements are alternated between a fixed source current and zero current.
这种方法和电流反向法类似，只是这种方法在固定的源电流和零电流之间交替进行测量。
This method is similar to the current-reversal method except that the measurements are alternated between a fixed source current and zero current.
这种方法和电流反向法类似，只是这种方法在固定的源电流和零电流之间交替进行测量。
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