成套

Some assert that the placement of several North Korean dams so close to the Souths border shows that Pyongyang built them with such acts of sabotage in mind.

一些人断言，朝鲜几座水坝的位置非常接近韩国边境，表明平壤方面在建造时已经考虑好了这种破坏行为。

Company developed and produced the following 20mm die steel plate to fill the domestic production of die steel blank sheet technology.

公司开发生产的20mm以下模具钢薄板，填补了国内生产模具钢薄板的技术空白。