He said the plane had strayed into a no-fly zone.

他说，我们正在从各方面展开调查，并称飞机进入了禁飞区。

youdao

During metal cutting, the metal plastic deformation occurred on shearing plane zone.

切削过程中金属层流过剪切区发生塑性变形后形成切屑。

youdao

During metal cutting, the metal plastic deformation occurred on shearing plane zone.

切削过程中金属层流过剪切区发生塑性变形后形成切屑。

youdao