The rotor and the stator are made of high quality magnetic material. There is a gap between rotor and magnetic pole, so no wear occurs during operation.

转子和定子采用优质磁性材料制成，转子和磁极之间留有一定的空气间隙，工作时无任何磨损。

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Power lines can be made less dangerous by widening the gap between conducting and ground wires, insulating wires and metal parts, and moving wires farther away from pole tops.

可以通过加宽导线和地线的间距来减少危险性、将电线和金属元件绝缘和将电线移动到离电线杆顶部较远的地方。

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Power lines can be made less dangerous by widening the gap between conducting and ground wires, insulating wires and metal parts, and moving wires farther away from pole tops.

通过加宽导线与地线之间的距离，绝缘线与金属线之间的部分，把电线从干的顶部移开来减少高压线的危险。

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But it was Vettel who dominated for his sixth career pole and his pace was demonstrated by the gap to fourth-placed Hamilton of more than a second and 1.4 seconds better than his 41-year-old German compatriot Schumacher.

CNN: Vettel upstages Schumacher to claim Bahrain pole

Hale T Pole conceded a silly penalty to enable Williams to trim the gap to four points.

BBC: Samoa 15-19 Tonga