Apple Park is installed with rooftop solar system.
举一反三
- The traditional Chinese system is a combination of the solar system and the lunar system.
- For households looking to adopt solar technology, using photovoltaic panels installed on the roof is generally more cost-effective than installing a solar water heating system.
- Currently there are ______ rooftop solar water heaters in China.
- 中国大学MOOC: Self-driving cars are installed with s________ sensors like GPS, vision system, lidar system and radar system. (--provided in addition to something else in order to improve it)
- The rooftop solar water heaters provide ______ without consuming any fuel.