气体反应的系数表明2l氢气与1l氧气反应，剩余1 L氧气未参加反应。
Thee coefficient of this gaseous reaction show that 2l of hydrogen react with 1l of oxygen, leaving 1l of unreacted oxygen.
气体反应的系数表明2l氢气与1l氧气反应，剩余1 L氧气未参加反应。
Thee coefficient of this gaseous reaction show that 2l of hydrogen react with 1l of oxygen, leaving 1l of unreacted oxygen.
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