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。
The calculation method of reversal critical condition on belt conveyor is introduced.
介绍了带式输送机逆转临界条件的计算方法。
The testing way of reversal value was introduced, and the complement method was presented based on the character that reversal value varys with feed speed.
介绍了反向偏差的测定方法及其随进给速度变化而变化的特点， 并基于该特点给出了相应的补偿方法。
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