请快来保健室做个简单测量！
该测试方法具有测试线路简单，测量数据直观、准确等特点。
This testing method features a simple testing circuit, intuitional and exact measurement datum and so on.
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。
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.
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