As the two charge distributions separate, leaving positive and negative sheaths.当两种电荷分布开始时, 就留下正离子鞘和负离子鞘.In addition, various precision spiales and metallic sheaths can be made.同时, 可承接各种精密轴、套类零件的加工制造.The signal character...
Trains will operate from Waterloo with a pick-up stop at Ashford.火车从滑铁卢站出发，途中会在阿什福德站停靠上人。He became a ticket collector at Waterloo Station.他在滑铁卢车站当上了一名检票员。the battle of Waterloo滑铁卢战役...