a一段灵魂的距离 A section of soul distance[translate] a一个人的思想也可以借助音乐的形式来表达 A person's thought also may draw support from music the form to express [translate] aold shirt 老衬衣[translate] a一个大鼻 A big nose[translate] ...
When the tip of the discharge reaches a certain distance from the wind turbine blade, a strong electric field is induced with the metal acceptor of the lightning protection system installed in the blade, as shown in Point P in Figure 7. When the air at this distance reaches the breakdown ...
. The attenuation of ultrasonic signals in long-distance transmission is small [125]. Ultrasonic testing needs the help of a liquid couplant, and if the damage is not on the propagation path of ultrasonic waves, the damage will be difficult to detect, or the sensitiv- ity will be reduced....