空气和什么摩擦可以形成光I am from the USA,this is my Chinese friend beside me.She really want to know the answer of the quedtion.Please help her!I say “Thanks”instead of her.
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空气和什么摩擦可以形成光I am from the USA,this is my Chinese friend beside me.She really want to know the answer of the quedtion.Please help her!I say “Thanks”instead of her.
空气和什么摩擦可以形成光
I am from the USA,this is my Chinese friend beside me.
She really want to know the answer of the quedtion.
Please help her!
I say “Thanks”instead of her.
空气和什么摩擦可以形成光I am from the USA,this is my Chinese friend beside me.She really want to know the answer of the quedtion.Please help her!I say “Thanks”instead of her.
USA?能看懂中文不?
空气和高压电就能激发火花啊,那不就有光了么?
Air and high-voltage
要形成光就要达到一定的氧化速度，产生发光放热的化学反应，什么物质不好说，比如流星之类的，极细的铁粉之类也行
To the formation of the oxidation of light must reach a certain speed to produce light exothermic chemical reaction, can not say what substanc...
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要形成光就要达到一定的氧化速度，产生发光放热的化学反应，什么物质不好说，比如流星之类的，极细的铁粉之类也行
To the formation of the oxidation of light must reach a certain speed to produce light exothermic chemical reaction, can not say what substance, such as meteors and the like, very fine iron powder and the like are OK
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