The valve is driven directly by a large strake multilayer piezoelectric stack, its displacement actuates the power cascade spool after amplification by a lever mechanism.
该阀采用大行程的压电叠堆作为驱动元件，经杠杆放大后的位移直接驱动功率级滑阀。
You can obtain a large wood spool from almost any electric shop that does motor repairing; or perhaps the wire you purchase for the magnet will be on a suitable spool.
您可以从几乎任何电动汽车修理店，没有一家大型木材阀芯，或者电线您购买的磁铁将在合适的线轴。
The instantaneous opening of the vent valve in the opening process is large and the spool movement is affected by the stop device.
排油阀开启过程瞬时开度大且阀芯运动受限位装置影响。
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