The numerical code is applied to simulate line-shaped charge jet with metal cover.

编写了数值模拟程序，并对线型装药金属罩聚能射流模型进行模拟。

youdao

In charge of business licenses, organization code, tax registration renewal.

负责营业执照，组织机构代码证，税务登记证年检。

youdao

In charge of business licenses, organization code, tax registration renewal.

负责营业执照，组织机构代码证，税务登记证年检。

youdao