本节详细介绍如何使用这些测试夹具来进行表面电阻率和体电阻率的测量，以及测量电阻率时使用的变换极性和变换电压的技术。
This section details how to make surface and volume resistivity measurements with these test fixtures, as well as the Alternating Polarity and Alternating Voltage techniques for measuring resistivity.
内置智能电路，能自动变换充电器的输出极性以适应电池的正极和负极。
With the intelligent circuitry inside, it can automatically transform the charger output polarity to suit for the battery anode and cathode.
针对采用的生物传感器内阻高、信号弱、双极性等特点，用预处理电路对模拟信号进行了变换。
A preprocessing circuit is designed for analog signal transformation because of large inner impedance of biosensor and bipolar signal.
在此基础上设计了三值ecl极性变换电路。
Then, the ternary ECL polarity transformation circuits are designed.
适用于信号偶合等极性需反转或变换的电路。
Used in circuits what polarity is reversed, such as signal coupling, etc.
只要变换电源极性就能致冷或者致热。
The utility model can refrigerate or heat as long as transforming the polarity of a power source.
通过给出特殊例子说明了对于适中值极性指标序列，该变换不满足灰靶变换的定义。
An observation is constructed to show that it is not suitable for POL(mem) criterion sequence in terms of the definition of grey target transformation.
对于邓氏灰靶变换，证明了在序列取值于正数范围内时可以作为极大值极性和极小值极性指标列的灰靶变换；
As to the Deng's transformation, it is proved to be suitable for POL(max) and POL(min) criterion sequence when taking positive value;
高度，极性可反转积变换。适用于信号耦合等极性需反转变换的电路。
Be 7mm in height, the polarity can be reversed. Used in circuits what polarity is reversed, such as signal coupling, etc.
高度，极性可反转积变换。适用于信号耦合等极性需反转变换的电路。
Be 7mm in height, the polarity can be reversed. Used in circuits what polarity is reversed, such as signal coupling, etc.
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