利用静态模拟实验研究河滩砂砾石对油类的静态吸附特性，确定平稳吸附等温方程。
Through the static simulating experiment which was designed to study the static adsorption of petroleum pollutant by gravel, the equilibrium isothermal adsorption equation was determined.
恒定的吸风负压使纱线能够有效地被吸附，使络筒工序能够平稳地进行。
The stable negative-pressure system can effectively grab the yarn to make the winding process running properly.
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