Each system produces about 25 kw which is enough to power about 10 homes.
一套系統的發電量是25千瓦這可滿足十個家庭的能源需求。
來源: BBC documentary "The Mystery of the Sun"So the formula for Kw becomes simply the hydronium ion concentration times the hydroxide concentration.
水分子既可以釋放氫離子，也可以接收氫離子。
來源: Crash Course Comprehensive EditionBut we can also use the Kw and the hydronium ion concentration to do a very simple division problem and find the hydroxide concentration.
當氫離子濃度上升時pH值會降低舉個例子，一種弱酸比方說醋酸，被加到水中時。
來源: Crash Course Comprehensive EditionFor instance, words like quit, question, quarter, etc, were pronounced with the familiar " kw" sound in Anglo-Norman (and, subsequently, English) rather than the " k" sound of Parisian French.
例如，quit、question、quarter 等詞在盎格魯-諾曼語（以及後來的英語）中發音爲熟悉的“kw”音，而不是巴黎法語中的“k”音。
來源: Illustrated History of English (Part 2)Each system produces about 25 kw which is enough to power about 10 homes.
一套系統的發電量是25千瓦這可滿足十個家庭的能源需求。
來源: BBC documentary "The Mystery of the Sun"So the formula for Kw becomes simply the hydronium ion concentration times the hydroxide concentration.
水分子既可以釋放氫離子，也可以接收氫離子。
來源: Crash Course Comprehensive EditionBut we can also use the Kw and the hydronium ion concentration to do a very simple division problem and find the hydroxide concentration.
當氫離子濃度上升時pH值會降低舉個例子，一種弱酸比方說醋酸，被加到水中時。
來源: Crash Course Comprehensive EditionFor instance, words like quit, question, quarter, etc, were pronounced with the familiar " kw" sound in Anglo-Norman (and, subsequently, English) rather than the " k" sound of Parisian French.
例如，quit、question、quarter 等詞在盎格魯-諾曼語（以及後來的英語）中發音爲熟悉的“kw”音，而不是巴黎法語中的“k”音。
來源: Illustrated History of English (Part 2)探索常見搜尋詞彙