Calibrating the rheometer to test the influence of the pressure for rheological property.
标定加压旋转流变仪，用于测试压力对流变性的影响。
In calibrating the leak, the pressure in the ballast chamber can be precisely controlled in such a way that the standard gas flow through the orifice is close or equal to the leak rate.
在漏孔校准过程中，通过调节稳压室中的压力，很容易使标准气体流量与漏孔漏率非常接近或相等，从而避免四极质谱计的非线性影响。
The design of an equipment of automatic calibrating high-level pressure sensors is introduced.
介绍一种高量程压力传感器(压力表)自动校准装置的应用设计。
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