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地方政府公務人員四等-電信工程類科法學知識與英文(包括中華民國憲法、法學緒論、英文)11348單選題
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The history of windmills, from ancient grain grinders to modern wind turbines, illustrates a long journey of innovation and adaptation. The earliest windmills used sturdy reed mats for blades on horizontal axes in the 600s. Starting in the 14th century, Dutch engineers utilized windpumps to reclaim land from low-lying valleys. However, the advent of the Industrial Revolution marked a decline in windmill use, as the need for more reliable energy sources grew to power the burgeoning factory system. The steam engine emerged as a pivotal invention during this era, offering the consistent power necessary for mass production. The transition to electricity generation saw the creation of wind turbines in Europe and North America, with the first wind turbine lighting up James Blyth’s home in Scotland in 1887 and the first grid-connected turbine in Vermont in 1941. Despite their potential, wind energy became overshadowed by fossil fuels due to their reliability and abundance. Yet, the Oil Crisis of the 1970s, alongside environmental concerns, reignited interest in wind as a sustainable energy source, leading to the establishment of the world’s first wind farm in New Hampshire. Currently, wind farms are a common sight in various locales, from the U.S. Midwest’s agricultural landscapes to California’s Alta Wind Energy Center, the nation’s largest wind farm. Internationally, Brazil, Russia, India, and China are rapidly expanding their wind energy capacity, with China’s Gansu Wind Farm set to produce an impressive 20,000 megawatts. Likewise, developing regions in Africa and Southeast Asia are investing in wind technology, with Kenya’s Lake Turkana Wind Power project poised to supply electricity to countless homes and businesses. This evolution from traditional windmills to contemporary wind farms underscores a global shift towards renewable energy, highlighting wind power’s significant role in meeting modern energy demands while addressing environmental challenges.

What was the primary purpose of the earliest windmills?

AGrinding grain.
BPumping water.
CGenerating electricity.
DProducing steam power.正確答案
答案與詳解
D
正確答案
本題問「最早的風車(earliest windmills)的主要用途」。解題關鍵是 primary purpose 與 earliest。依常見風車發展脈絡,最早的風車主要是利用風力帶動磨盤,用來研磨穀物、製成麵粉,因此正解為 D。

為什麼答案是 D

D 對應「研磨穀物/把穀物磨成麵粉」的用途。最早的風車主要是將風力轉換為機械動力,帶動磨盤研磨穀物,這正符合題目所問的 primary purpose of the earliest windmills。

考點:時間順序判讀考點:用途辨析考點:主旨細節考點:正確細節定位
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