It is the end product of exhaustive research and development.

这是经过充分研究和开发的最终产品。

They knew that they would have a market for the end product because local farmers were struggling with chemical fertilizers.

他们知道自己的最终产品会有市场，因为当地农民正在与化肥作斗争。

They knew that they would have a market for the end product because local farmers were struggling with chemical fertilizers which were expensive.

他们知道自己的制成品会有市场，因为当地农民正苦于化肥太贵的问题

Pattern: Team responsibility for end product.

模式：团队对最终产品负责。

Use partial of the end product as fuel, no need for extra fuel.

利用自身产生的一部分产品作燃料，无需额外添加燃料。