大力发展深海技术，才能维护我国开采深海矿产资源的应有权益。
In order to protect our country's rights and interests, we must develop the deep sea technology.
他们希望一个专利，一个法庭就可以保证他们在整个欧洲地区的知识产权，保护他们应有权益。
They want a single European patent to protect intellectual property across the region, and a single court in which to defend their rights.
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