...丁网 广义上讲，相移干涉术可分为时域相移方法（TemporalPhaseMeasurement，TPM） 和空域相移方法（Spatial Phase Measurement，SPM）两大类。
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A dynamic wavefront phase measurement with the features of high temporal and spatial resolution, and long measuring lasting time was proposed.
提出了一种具有高的时间和空间分辨率以及长的测量持续时间的动态波前相位测量方法。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
在动态测试领域中，数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
It is a simple principle and higher measurement precision without complicated phase unwrapping and calibration procession, and can be used to measure the discontinuous and spatial isolation shape.
且原理简单，测量精度高，不需要复杂的相位展开和校准过程，特别适用于测量突变面形和空间离散面形。
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