Solid-fuel rocket engines have a much larger capacity than liquid-fueled iterations.

中国已在西北部城市西安完成最大的固体燃料火箭发动机点火测试。

youdao

Solid-fuel rocket engines have a much larger capacity than liquid-fueled iterations.

中国已在西北部城市西安完成最大的固体燃料火箭发动机点火测试。

youdao