首页
登录
职称英语
The exploitation of the power in the Sun’s rays is a form of alternative en
The exploitation of the power in the Sun’s rays is a form of alternative en
游客
2024-10-24
28
管理
问题
The exploitation of the power in the Sun’s rays is a form of alternative energy now showing new commercial promise.
In the US, manufacturers have made important 【C1】______ in the development of the technology to bring down the cost of solar conversion systems 【C2】______ improving their reliability.
The direct conversion of solar 【C3】______ electrical energy, using photovoltaic cells 【C4】______ distinct advantages as an alternative energy option.
【C5】______ other forms of renewable energy, photovoltaic is based on modular solid state devices which can be mass 【C6】______ at a relatively low cost.
Here wafers of silicon—not dissimilar 【C7】______ ones which are turned into silicon chips— 【C8】______ an electric current when light falls upon them.
When built into panels or modules where each cell interconnects, the amount of electricity generated can be large enough to 【C9】______ a home or even a community.
Over the past 10 years, 【C10】______ extensive research and substantial Government and private industry funding, the price of photovoltaic modules has dropped 【C11】______ .
【C12】______ in 1973-74 the price per peak watt was between US $100 and $150, commercial prices for small array system now vary between $6.50 and $7 per watt.
This rapid price reduction has been accompanied by a 400 per cent jump in the 【C13】______ efficiency of photovoltaic modules.
【C14】______ solar cells are poor converters of sunlight to electricity. Early cells could only manage to mm about five per cent of the incident rays into electricity, but recent development have increased 【C15】______ to more than 10 percent. [br] 【C4】
选项
A、suffer
B、reflect
C、overtake
D、offer
答案
D
解析
offer意为“提供,展示”。此处意为“显示出明显的优势”
转载请注明原文地址:https://tihaiku.com/zcyy/3815201.html
相关试题推荐
ThesearchforacheapalternativefuelhasledAmericanscientiststostudythe
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
TheexploitationofthepowerintheSun’sraysisaformofalternativeen
Thereareseveral______toyourplan.A、alternativesB、alternationsC、alternator
ThesearchforacheapalternativefuelhasledAmericanscientiststostudythe
随机试题
态度的构成因素包括()A.认知 B.情感 C.意向 D.行为 E.价值
若函数f(x)在x=x0处取得极值,则下列结论成立的是( )。
法洛四联症四种畸形不包括A.主动脉骑跨 B.右心室肥厚 C.肺动脉狭窄 D
企业的核心目标是:()A.生存 B.发展 C.获利 D.扩大市场份额
患者一身面目俱黄,黄色鲜明,腹微满,口渴,小便不利,舌苔黄腻,脉沉数。治疗应选用
教学案例: (师)上课前一分钟,先请一学生在讲台上玩电子游戏(大屏幕展示给全班
A.硫黄 B.白鲜皮 C.秦皮 D.土茯苓 E.乌梅治疗梅毒,湿热疮毒,
A.嗜碱性中幼粒细胞B.早幼粒细胞C.小淋巴细胞D.中性中幼粒细胞E.嗜酸性中幼
由于考虑风险损失,许多投资人不愿把资金投向高风险的高新技术产业,这属于( )。
(2017年真题)2015年5月1日,秦某与甲房地产开发公司(以下称甲公司)签订
最新回复
(
0
)