调节引风机，使上箱体中床层物料上部保持微负压，维持良好的干燥环境并防止粉尘外泄（略）。
Fan regulation, which box on the bed material to maintain the upper-vacuum, maintain good dry environment and prevent dust leakage.
处理后的数据参与控制运算，实现流化床床层温度、炉膛负压、烟气含氧量等控制回路的自动调节功能。
The system uses intelligent PID controller to design automatic control loops, including pressure of incinerator, percentrage of oxygen in gas.
提出了用负压吸附涂料层的方式测试涂料透气性的新方法，并推导出了在该方法下计算涂料透气性的数学表达式。
This paper presents a new method in which the coating layer is absorbed by low vacuum for determining the permeability of coating used in casting.
本文是在激光全息无损检测（简称HNDT）高聚物研究中，利用有限元计算方法，对其叠层粘接缺陷在真空负压载荷下形变量进行计算。
The finite element method is used in the study of HNDT for bonding defects of polymeric substances under vacuum-pressure difference.
并结合压裂后试油资料，将微电极负差异现象应用于低渗透油藏储层判别中，取得了良好的效果。
In combination with oil testing data after fracturing, the separations are used in low permeability reservoir discrimination and it has achieved good effectiveness.
并结合压裂后试油资料，将微电极负差异现象应用于低渗透油藏储层判别中，取得了良好的效果。
In combination with oil testing data after fracturing, the separations are used in low permeability reservoir discrimination and it has achieved good effectiveness.
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