... 强制支持等级；必备支持等级 mandatory support level 强制变量部分mandatory variable part 半导体阴极金属心，心轴 mandrel ...
3
?必备可变部分
... 必备固定部分 mandatory fixed part 必备可变部分mandatory variable part 必备特性 mandatory attribute ...
双语例句
1
Be aware that the message part is mandatory for single part but interface typed messages as well, and can be deduced from the variable WSDL description as described in part 2.