每一个火炬由不锈钢，铝和薄板成型化合物构成。

Each one is made of a stainless steel, aluminum and sheet - moulding compound.

youdao

每一个火炬由不锈钢，铝和薄板成型化合物构成。

Each one is made of a stainless steel, aluminum and sheet - moulding compound.

youdao