常見例句雙語(yǔ)例句The results indicate that a single atom of Pd is unavailable for catalysis owing to its too high activation energy.結(jié)果表明，活化勢(shì)壘太高，反應(yīng)很難進(jìn)行，所以單個(gè)鈀原子不具有催化活性。 返回 unavailable energy