A new Measuring and controlling system of moisture ratio in molding sand based on two level closed loop control is presented, and setting method of temperature compensation factor is described.
提出了一种基于两级闭环控制的新型型砂水分控制系统，阐述了温度补偿系数的设定方法。
The author considers that temperature and sustained time are the important conditions of mutual compensation during the diagenetic transition of clay minerals, and the pressure is a secondary factor.
认为温度和持续时间是粘土矿物成岩转变的互相补偿的重要条件，压力是次要因素。
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