active iron 活性铁 ; 有效铁芯 ; 有效铁心
active iron core 有效铁心
active iron ion 活性铁离子
active iron contents 有效铁含量
iron-active clinoptilolite 铁活化斜发沸石
Up to the day of her death at seventy-four it was still that vigorous iron-gray, like the hair of an active man.
直到她七十四岁去世之日为止，还是保持着那旺盛的铁灰色，像是一个活跃的男子的头发。
Significant correlation has be found between charge characteristics and active iron and aluminium oxides.
土壤的电荷特性与活性铁铝氧化物密切相关。
The most active research has been applied to aluminium, iron, copper based alloys and superalloy.
其中以铝基合金、铁基合金、高温合金及铜合金方面的研究最为活跃。
应用推荐