turtleback中文什么意思

【造船】鲸背甲板。

• turtleback fault:    龟背状断层
• turtleback turret:    成形架

例句与用法

1. Filter of abstraction technics for turtleback
   龟甲的提取工艺筛选
2. Make carbon to a turtleback excuse me 14 determine how many fee to need ? how to apply for , what is there relevant formalities
   请问对一个龟甲做碳十四测定需要多少费用?如何申请,有什么相关手续