第二，单流阀效应引起孔隙压力下降，割理闭合，导致侵入的压裂液滞留其中。
The second is unilateral flow bring about the pore press lower, cleats close, and fracturing fluid deeped in it will settle.
而近藤共振和单电子能级的自旋劈裂都可以通过电极的内部磁化强度来控制，可以用来产生自旋阀效应。
Both the Kondo resonance and the spin-splitting of the single electron levels can be controlled by internal magnetization of the electrodes, which can be used to generate a spin-valve effect.
电磁阀是用电磁的效应进行控制，主要的控制方式由继电器控制。
Electromagnetic valve is used to control the effects of electromagnetic, the main control by the control relay.
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