The first to test its prototype is the Ocean Renewable Power Company (OrpC), which in August launched a $2.5m tidal grid-compatible power system, the first in the United States.

第一个吃螃蟹的是海洋再生能源公司（OrpC），它在八月启动了一项250万美元的兼容电网的潮汐能源系统。 这在全美尚属首次。

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Ocean power comes primarily in two forms: wave power and tidal power .

海洋权力的来源主要有两种形式：波浪能和潮汐发电。

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Wave and tidal power companies have been flummoxed by the challenges of building on the ocean.

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