Fill in operation form and record water level, pressure, temperature, quantity of fuel, etc. And keep boiler running smoothly.

认真填写各种运行记录及记载水位、压力、温度、燃油量等。

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The meter could record automatically the whole process of penetration which was fully reflected on marked scales in accordance with change of water pressure in the field.

这种仪器在设计上，采用了由大到小的逐渐变化的水压梯度，使渗透过程更符合于田间实际情况。此外，它还能自动记录渗透的全过程。

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