对自动真空量热仪的测温电路进行了改进。
The circuit of measuring temperature in the automatic vacuum calorimeter is improved.
通过这些研究工作，我们可以在造纸生产线的设计阶段对各真空工作点进行真空量分布计算、设计和设备选型。
Through these researching, we may calculate the capacity of all working points, and design and size the vacuum system.
笔者发现，如果进行逆向构思，把电子的荷质比作为已知量时，可重新进行理论推导从而得到真空中的光速值。
This found that if the reverse idea of the electron charge-mass ratio as a known quantity, it can re-theoretical derivation, and thus obtain the value of the vacuum in the speed of light.
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