It gives out the new orientation of well test theory.

指出了试井理论发展的新方向.

But when it refers to embedded system test , both the test theory and method is lacking.

但在嵌入式系统黑盒测试自动化领域，行之有效的理论方法很少。

There are already many systematic, integrated and mature automation test theory, method and tools about desk top software.

对桌面软件的测试，现在已经有很多系统的、完整的、成熟的自动化测试理论、方法和工具。

In this new test theory, by introducing parameter M, a mathematic model was established based on the Ohm law and the cylinder form conductor magnetic field permeability formula.

通过引用通用函数M，根据欧姆定理和圆柱形导体的磁场渗透公式建立了数学模型，并设计了相应的绝对式涡流传感器及其检测方法。