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peroxide的音標(biāo)：peroxide的英式發(fā)音音標(biāo)為：[p?'r?ksa?d]peroxide的美式發(fā)音音標(biāo)為：[p?'rɑksa?d]...
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a woman with peroxide blonde hair漂染金發(fā)的女子Explain why barium forms peroxide but beryllium does not.解釋為什么鋇能形成過氧化物而鈹則不能。It has studied the action of hydrogen peroxide on nitrous acid.它研究了過氧化氫對亞硝酸的作用....
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peroxide的復(fù)數(shù)形式為：peroxides...
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manganese peroxide二氧化錳The sample was molten and decomposed with sodium peroxide , leached and acidified hot water and - volumed.試樣以過氧化鈉熔融分解,熱水浸取、酸化,定容.Explain why barium forms peroxide but beryllium does not.解釋為什么鋇能形成過氧化...