It was evident that Miss Welland was in the act of announcing her engagement, while her mother affected the air of parental reluctance considered suitabletotheoccasion.
很明显，韦兰小姐正在宣布她的订婚消息，而她母亲则装出一副与这种场合相称的家长们不情愿的模样。
2
Defect is need to slot voltage is higher, the solution cover ability is bad, suitable for parts of a simple shape occasion.
缺点是需槽电压较高，镀液覆盖能力较差，适合于零件形状较简单的场合。
3
The results show that the technique can improve the testing speed effectively and is suitabletothe practical testing occasion.