There were also photovoltaic ( ) tiles fixed to the top and bottom of this sloping wall.
A. 机械的
B. 光电池的
C. 风能的
D. 太阳能的
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These are tiles ( ) that are designed to store energy from the sun.
A. 瓦片
B. 装置
C. 屋顶
D. 技术
Light is utilized ( ) as fully as possible.
A. 利用
B. 循环
C. 照射
D. 分散
Wherever possible, recycled ( ) materials have been used.
A. 原始的
B. 自行车
C. 高端的
D. 可循环利用的
Large-scale construction requires collaboration ( ) across multiple disciplines.
A. 营销
B. 赞助
C. 支持
D. 合作