Once a change in position, may be the right size, might not in tune with the surrounding environment, so the rich are generally permanent display device.
一旦换个位置，可能大小不合适，可能与周围环境不搭调，所以一般都是丰永久展示装置。
2
Exceeding the specifications below may result in permanent damage to the device, or device malfunction.
超过下面的规格使用可能引起永久的设备损害或设备故障。
3
OBJECTIVE:To design a permanent impeller left ventricular assist device(LVAD) using permanent magnet bearing and fluid film bearing, and compare with the traditional electromagnetic levitated devices.