“挡板”的拼音？

在腹板与下翼缘的施焊中使用小矩形挡板.Small rectangular backup bars were used to fabricate the web - bottom flange connection.接待室的毛玻璃挡板拉开了,有一双眼睛仔细地审视着我.The frosted - glass partition in the alcove slid back and a pair of eyes scrutinized me...

“挡板”的英语可以翻译为：guard，back plate，baffle，damper screen ...